{"id":3434,"date":"2024-06-27T01:15:30","date_gmt":"2024-06-27T01:15:30","guid":{"rendered":"https:\/\/pharm.sinocurechem.com\/?p=3434"},"modified":"2024-06-27T01:15:30","modified_gmt":"2024-06-27T01:15:30","slug":"benzylacetone-properties-applications-and-production-methods","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/fr\/proprietes-de-la-benzylacetone-applications-et-methodes-de-production\/","title":{"rendered":"Benzylacetone : Propri\u00e9t\u00e9s, applications et m\u00e9thodes de production"},"content":{"rendered":"<p class=\"MsoNormal\" style=\"margin-top: 7.8500pt; margin-bottom: 7.8500pt; mso-para-margin-top: 0.5000gd; mso-para-margin-bottom: 0.5000gd; text-indent: 28.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; text-align: center; line-height: 18.0000pt; mso-line-height-rule: exactly;\" align=\"center\"><b><span style=\"font-family: Georgia; font-size: 14pt;\">Benzylacetone : Propri\u00e9t\u00e9s, applications et m\u00e9thodes de production<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"margin-top: 7.8500pt; margin-bottom: 7.8500pt; mso-para-margin-top: 0.5000gd; mso-para-margin-bottom: 0.5000gd; text-indent: 28.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; text-align: center; line-height: 18.0000pt; mso-line-height-rule: exactly;\" align=\"center\"><b><span style=\"font-family: Georgia; font-size: 14pt;\">Benzylac\u00e9tone<\/span><\/b><b><span style=\"font-family: Georgia; font-size: 14pt;\">\u00a0<\/span><\/b><b><span style=\"font-family: Georgia; font-size: 14pt;\">2550-26-7<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">La benzylac\u00e9tone (nom IUPAC : 4-ph\u00e9nylbutan-2-one) est un liquide \u00e0 l'odeur florale sucr\u00e9e. Elle est consid\u00e9r\u00e9e comme le compos\u00e9 attractif le plus abondant dans les fleurs (par exemple, le tabac coyote, Nicotiana attenuata) et comme l'un des constituants volatils du cacao. Il est utilis\u00e9 comme app\u00e2t pour les mouches du melon (Bactrocera cucurbitae) et comme substance odorante dans les parfums et les savons.<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Propri\u00e9t\u00e9s chimiques de l'ac\u00e9tone de benzyle<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; text-align: justify; text-justify: inter-ideograph; line-height: 18.0000pt; mso-line-height-rule: exactly;\" align=\"justify\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Aspect : liquide incolore. Odeur florale douce.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; text-align: justify; text-justify: inter-ideograph; line-height: 18.0000pt; mso-line-height-rule: exactly;\" align=\"justify\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Solubilit\u00e9 dans l'eau : faible<\/span><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Point de fusion : -13\u00b0C<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Point d'\u00e9bullition:235 \u00b0C(lit.)<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Densit\u00e9:0,989 g\/mL \u00e0 25 \u00b0C(lit.)<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Pression de vapeur : 0,0386 hPa (20 \u00b0C)<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Indice de r\u00e9fraction : n20\/D 1.512 (lit.)<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Point d'\u00e9clair : 209 \u00b0F<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Condition de stockage : scell\u00e9 au sec, temp\u00e9rature ambiante<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Solubilit\u00e9 : Chloroforme, M\u00e9thanol<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Forme:Liquide<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Couleur:Incolore \u00e0 jaune p\u00e2le<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Odeur:\u00e0 100.00 %. baume floral<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Parfum:Floral<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Solubilit\u00e9 dans l'eau:PRACTICALEMENT INSOLUBLE<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">BRN:1907123<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">LogP:2 \u00e0 25\u2103<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Propri\u00e9t\u00e9s chimiques <\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Liquide incolore. Point d'\u00e9bullition 235\u2103, 115\u2103 (1,73kPa), densit\u00e9 relative 0,985 (22\/4\u2103), indice de r\u00e9fraction 1,511 (22\u2103), point d'\u00e9clair 98\u2103.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Ar\u00f4me primaire : floral ; ar\u00f4me secondaire : vert.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Description du parfum : Souvent utilis\u00e9e dans la fabrication de savon, la benzylac\u00e9tone a une saveur florale et sucr\u00e9e que l'on retrouve naturellement dans le cacao et les framboises.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Sources naturelles : B\u0153uf, cacao, \u0153ufs, m\u00fbres, eau Yam.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">M\u00e9thodes de stockage<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Conserver le r\u00e9cipient herm\u00e9tiquement ferm\u00e9, le placer dans un distributeur herm\u00e9tiquement emball\u00e9 et le stocker dans un endroit frais et sec.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Utilisations <\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">L'ac\u00e9tone de benzyle est principalement utilis\u00e9e dans la formulation d'ar\u00f4mes et de parfums et d'interm\u00e9diaires pharmaceutiques. Les m\u00e9thodes traditionnelles de production de l'ac\u00e9tone de benzyle sont les suivantes : (1) le chlorure de benzyle est obtenu par condensation, hydrolyse et d\u00e9carbonatation ; (2) l'ac\u00e9tone de benzyle est synth\u00e9tis\u00e9e \u00e0 partir du benzald\u00e9hyde et de l'ac\u00e9tone, puis l'ac\u00e9tone de benzyle est obtenue par r\u00e9duction par hydrog\u00e9nation. La m\u00e9thode traditionnelle de production de l'ac\u00e9tone de benzyle comporte de nombreuses \u00e9tapes, un processus compliqu\u00e9, des \u00e9quipements et des investissements importants, et le processus de production produit une grande quantit\u00e9 de saumure r\u00e9siduelle, qui est difficile \u00e0 traiter et qui exerce une forte pression sur l'entreprise en mati\u00e8re de protection de l'environnement.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">La benzylac\u00e9tone (Benzylacetone) est l'un des composants les plus fr\u00e9quemment signal\u00e9s dans l'huile et les extraits d'encens. L'huile d'encens contient de nombreux autres compos\u00e9s ph\u00e9noliques en quantit\u00e9s moindres, mais il s'agit de l'un des principaux. Curieusement, selon The Good Scents Company, ce compos\u00e9 a un go\u00fbt de fraise malgr\u00e9 son ar\u00f4me balsamique. Il a \u00e9t\u00e9 observ\u00e9 et signal\u00e9 comme variant de 0,5% \u00e0 8% dans l'huile d'encens et a \u00e9t\u00e9 signal\u00e9 comme l'un de ses compos\u00e9s caract\u00e9ristiques d\u00e9terminant l'ar\u00f4me.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">La benzylac\u00e9tone est soup\u00e7onn\u00e9e d'\u00eatre un \"sous-produit\" d'un autre processus m\u00e9tabolique tr\u00e8s important dans l'encens, conduisant \u00e0 la production d'une s\u00e9rie de 2-ph\u00e9nyl\u00e9thylchromones. La grande majorit\u00e9 de ces compos\u00e9s ph\u00e9noliques plus lourds ne sont pas volatilis\u00e9s dans l'huile essentielle, mais de petites quantit\u00e9s de chromone megapanax (Flindersiachromone) sont souvent trouv\u00e9es \u00e0 l'extr\u00e9mit\u00e9 du chromatogramme. Ce groupe de chromones est tr\u00e8s sp\u00e9cifique \u00e0 l'encens et a suscit\u00e9 un grand int\u00e9r\u00eat de la part des chercheurs au fil des ans en raison de certaines propri\u00e9t\u00e9s biologiques int\u00e9ressantes.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">La benzylac\u00e9tone est lib\u00e9r\u00e9e par le bois de s\u00e9dum chauff\u00e9 et r\u00e9duit efficacement l'activit\u00e9 locomotrice des souris lorsqu'elle est inhal\u00e9e.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Dans la pr\u00e9sente \u00e9tude, la relation entre la benzylac\u00e9tone et ses d\u00e9riv\u00e9s a \u00e9t\u00e9 \u00e9tudi\u00e9e en comparant leurs activit\u00e9s s\u00e9datives chez les souris et les structures chimiques de ces compos\u00e9s.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Les r\u00e9sultats montrent que les benzylac\u00e9tones ont une activit\u00e9 s\u00e9dative dont l'intensit\u00e9 varie en fonction des groupes fonctionnels de la cha\u00eene carbon\u00e9e, des substituants de l'anneau benz\u00e9nique et de leurs combinaisons.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Les chercheurs ont men\u00e9 une \u00e9tude quantitative sur les relations structure-activit\u00e9 en utilisant une s\u00e9rie de 17 d\u00e9riv\u00e9s de la benzylac\u00e9tone afin d'identifier les caract\u00e9ristiques structurelles qui sont importantes pour l'activit\u00e9 s\u00e9dative.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Utilisation <\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Utilis\u00e9 comme interm\u00e9diaire pour la synth\u00e8se pharmaceutique<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Domaines d'application<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 21.2500pt; mso-para-margin-left: 0.0000gd; text-indent: -21.2500pt; mso-char-indent-count: 0.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly; mso-list: l1 level1 lfo1;\"><!-- [if !supportLists]--><span style=\"font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">1.\u00a0<\/span><!--[endif]--><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Pr\u00e9sent dans le cacao en tant que composant volatil.utilis\u00e9 dans la pr\u00e9paration d'ar\u00f4mes de savon.utilis\u00e9 dans la pr\u00e9paration d'ar\u00f4mes de savon. Utilis\u00e9 comme attractif pour les mouches du melon.utilis\u00e9 en synth\u00e8se chimique pour pr\u00e9parer des d\u00e9riv\u00e9s de 4-oxocyclohexanecarboxald\u00e9hyde.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 21.2500pt; mso-para-margin-left: 0.0000gd; text-indent: -21.2500pt; mso-char-indent-count: 0.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly; mso-list: l1 level1 lfo1;\"><!-- [if !supportLists]--><span style=\"font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">2.\u00a0<\/span><!--[endif]--><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Industrie des ar\u00f4mes<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">:<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">L'ac\u00e9toph\u00e9none est un ingr\u00e9dient important largement utilis\u00e9 dans les parfums, les ar\u00f4mes et les fragrances. Il peut conf\u00e9rer aux produits un parfum durable et augmenter la stratification et l'attrait des produits.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 21.2500pt; mso-para-margin-left: 0.0000gd; text-indent: -21.2500pt; mso-char-indent-count: 0.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly; mso-list: l1 level1 lfo1;\"><!-- [if !supportLists]--><span style=\"font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">3.\u00a0<\/span><!--[endif]--><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Industrie cosm\u00e9tique<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">:<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Dans les cosm\u00e9tiques, l'ac\u00e9toph\u00e9none est \u00e9galement souvent utilis\u00e9e comme ingr\u00e9dient dans les parfums et les ar\u00f4mes. Elle conf\u00e8re une odeur agr\u00e9able aux cosm\u00e9tiques et am\u00e9liore la qualit\u00e9 des produits et la comp\u00e9titivit\u00e9 du march\u00e9.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 21.2500pt; mso-para-margin-left: 0.0000gd; text-indent: -21.2500pt; mso-char-indent-count: 0.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly; mso-list: l1 level1 lfo1;\"><!-- [if !supportLists]--><span style=\"font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">4.\u00a0<\/span><!--[endif]--><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Domaine pharmaceutique<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">:<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">L'ac\u00e9toph\u00e9none et ses d\u00e9riv\u00e9s sont \u00e9galement utilis\u00e9s dans le domaine pharmaceutique. Elle est utilis\u00e9e comme interm\u00e9diaire dans la synth\u00e8se organique pour la pr\u00e9paration d'une large gamme de m\u00e9dicaments et de compos\u00e9s biologiquement actifs, tels que les mati\u00e8res premi\u00e8res pharmaceutiques et les interm\u00e9diaires pharmaceutiques.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-left: 21.2500pt; mso-para-margin-left: 0.0000gd; text-indent: -21.2500pt; mso-char-indent-count: 0.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly; mso-list: l1 level1 lfo1;\"><!-- [if !supportLists]--><span style=\"font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">5.\u00a0<\/span><!--[endif]--><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Synth\u00e8se organique<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">:<\/span><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">L'ac\u00e9toph\u00e9none occupe une place importante dans le domaine de la synth\u00e8se organique et constitue un interm\u00e9diaire de synth\u00e8se important pour de nombreux compos\u00e9s organiques. L'oxydation, la r\u00e9duction, l'hydroxylation et d'autres r\u00e9actions de l'ac\u00e9toph\u00e9none permettent de pr\u00e9parer une vari\u00e9t\u00e9 de compos\u00e9s organiques, tels que les c\u00e9tones, les alcools et les \u00e9thers.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Pr\u00e9paration<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">M\u00e9thode 1 : La m\u00e9thode de synth\u00e8se de l'ac\u00e9tone de benzyle comprend les \u00e9tapes suivantes :<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">(1) Ajouter le trichlorure d'aluminium (150 g, 1,1 mol), la premi\u00e8re partie du benz\u00e8ne (350 g) dans un ballon \u00e0 quatre cols \u00e9quip\u00e9 d'un agitateur, d'un condenseur \u00e0 reflux et d'un thermom\u00e8tre, et bien agiter \u00e0 une temp\u00e9rature de 30-35 \u00b0C ;<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">(2) Dans l'entonnoir \u00e0 gouttes de l'\u00e9tape (1), on a ajout\u00e9 un m\u00e9lange de but\u00e9none (73 g, 1 mol) et la deuxi\u00e8me partie du benz\u00e8ne (150 g), la temp\u00e9rature de r\u00e9action a \u00e9t\u00e9 contr\u00f4l\u00e9e \u00e0 30-35 \u00b0 C. Apr\u00e8s 2,5-3 heures d'addition goutte \u00e0 goutte de la deuxi\u00e8me partie du m\u00e9lange de benz\u00e8ne et de but\u00e9none, la r\u00e9action s'est poursuivie pendant 0,5 heure, de l'eau a \u00e9t\u00e9 ajout\u00e9e pour laver, et apr\u00e8s r\u00e9cup\u00e9ration du benz\u00e8ne, le raffinage en bain d'huile a \u00e9t\u00e9 effectu\u00e9, et \u00e0 une temp\u00e9rature de 80-85 \u00b0 C (50pa).5 heures, de l'eau a \u00e9t\u00e9 ajout\u00e9e pour laver, et apr\u00e8s la r\u00e9cup\u00e9ration du benz\u00e8ne, le raffinage en bain d'huile a \u00e9t\u00e9 effectu\u00e9, et \u00e0 une temp\u00e9rature de 80-85 \u00b0 C (50pa) Collect\u00e9 pour obtenir 99,95g ; d\u00e9tection par GC de la teneur en ac\u00e9tone de benzyle de 98,97%, rendement de 66,84%.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">M\u00e9thode 2 : Dans le r\u00e9cipient de r\u00e9action install\u00e9 avec agitateur, condenseur \u00e0 reflux, entonnoir \u00e0 goutte, thermom\u00e8tre, ajouter la fraction de masse de 60% cyclohexane 320 ml, ajouter le chlorure stanneux 1,3 mol en lots, ajouter l'ac\u00e9toac\u00e9tate d'\u00e9thyle (1) 2,3 mol, contr\u00f4ler la vitesse d'agitation de 130 rpm, la r\u00e9action pendant 60 min, augmenter la temp\u00e9rature de la solution \u00e0 65 \u00b0 C, reflux pendant 3h, ajouter benzyl amine (3) 2,6 mol goutte-\u00e0-goutte. ) 2,6mol, ajout goutte \u00e0 goutte de contr\u00f4le de temps \u00e0 3h, r\u00e9action de reflux 3h, la g\u00e9n\u00e9ration de produits interm\u00e9diaires (4), r\u00e9duire la temp\u00e9rature de la solution \u00e0 10 \u2103, ajouter 330ml fraction de masse de 30% solution de bisulfite de potassium, garder le reflux pendant 4h, la g\u00e9n\u00e9ration d'huile, ajouter une fraction de masse de 20% acide oxalique pour ajuster le pH de la solution \u00e0 4, continuer \u00e0 refluer pendant 4h, 1.13kPa distillation par d\u00e9compression, collecte de 95- 105 \u2103 fraction, solution de nitrate de sodium lavage, fraction de masse de 70% lavage ac\u00e9tonitrile, dans la fraction de masse de 90% nitrom\u00e9thane dans la recristallisation, obtenir cristal benzyle ac\u00e9tone 241,68g, rendement 71%.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">M\u00e9thode de production <\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Les principales m\u00e9thodes de production de l'ac\u00e9toph\u00e9none comprennent l'\u00e9th\u00e9rification des hydrocarbures aromatiques avec des c\u00e9tones, la r\u00e9duction par acylation et l'est\u00e9rification alcool-acide. La r\u00e9action d'\u00e9th\u00e9rification des hydrocarbures aromatiques avec des c\u00e9tones est l'une des m\u00e9thodes de production industrielle les plus couramment utilis\u00e9es. La r\u00e9action est g\u00e9n\u00e9ralement r\u00e9alis\u00e9e dans des conditions alcalines et l'ac\u00e9toph\u00e9none peut \u00eatre pr\u00e9par\u00e9e par oxydation, r\u00e9duction ou hydroxylation s\u00e9lective des pr\u00e9curseurs de l'ac\u00e9toph\u00e9none.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly; mso-list: l0 level1 lfo2;\"><!-- [if !supportLists]--><span style=\"font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">(1)\u00a0<\/span><!--[endif]--><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Obtenu \u00e0 partir du chlorure de benzyle par condensation, hydrolyse et d\u00e9carbonatation. (2) La benzylac\u00e9tone est synth\u00e9tis\u00e9e \u00e0 partir du benzald\u00e9hyde et de l'ac\u00e9tone, puis la 4-ph\u00e9nylbutanone-2 est obtenue par hydrog\u00e9nation et r\u00e9duction. La 4-ph\u00e9nylbutanone-2 est pr\u00e9par\u00e9e en introduisant de l'\u00e9thanol (95% 1100 ml), de la benzylac\u00e9tone (480 g), du Raney Ni (48 g) et de l'acide ac\u00e9tique dans le ballon de r\u00e9action, puis en contr\u00f4lant la temp\u00e9rature \u00e0 48-50\u00b0C, en agitant et en absorbant l'hydrog\u00e8ne \u00e0 la pression atmosph\u00e9rique jusqu'\u00e0 ce que la quantit\u00e9 soit suffisante. R\u00e9action 4-5h. filtrer Raney Ni. filtrat \u00e9vapor\u00e9 \u00e9thanol, distillation sous pression r\u00e9duite, collecte de 123-125 \u2103 (2,67kPa) fraction, obtenu 4-phenylbutanone-2 pour 465,8g. indice de r\u00e9fraction 1,513, rendement 95,7%.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">M\u00e9thode de synth\u00e8se<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">L'ac\u00e9toph\u00e9none peut \u00eatre pr\u00e9par\u00e9e par hydrog\u00e9nation s\u00e9lective du benzylid\u00e8ne-ac\u00e9tone (pr\u00e9par\u00e9 \u00e0 partir du benzald\u00e9hyde et de l'ac\u00e9tone).<\/span><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Obtenu \u00e0 partir de chlorure de benzyle par condensation, hydrolyse et d\u00e9carbonatation. Le benzylid\u00e8ne ac\u00e9tone a \u00e9t\u00e9 synth\u00e9tis\u00e9 \u00e0 partir du benzald\u00e9hyde et de l'ac\u00e9tone, puis le 4-ph\u00e9nylbutanone-2 a \u00e9t\u00e9 obtenu par hydrog\u00e9nation et r\u00e9duction. La 4-ph\u00e9nylbutanone-2 a \u00e9t\u00e9 pr\u00e9par\u00e9e en introduisant de l'\u00e9thanol (95% 1100 ml), de l'ac\u00e9tone benzylid\u00e8ne (480 g), du Raney Ni (48 g) et de l'acide ac\u00e9tique dans le ballon de r\u00e9action, puis en contr\u00f4lant la temp\u00e9rature \u00e0 48-50 \u2103, en agitant et en absorbant l'hydrog\u00e8ne \u00e0 la pression atmosph\u00e9rique jusqu'\u00e0 ce que la quantit\u00e9 soit suffisante. R\u00e9action 4-5h. filtr\u00e9 Raney Ni. filtrat \u00e9vapor\u00e9 \u00e9thanol, distillation sous pression r\u00e9duite, recueillir 123-125 \u2103 (2,67kPa) fraction, obtenir 4-phenylbutanone-2 pour 465,8g. indice de r\u00e9fraction 1,513, rendement 95,7%.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">(2) M\u00e9thode de pr\u00e9paration :<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">En se r\u00e9f\u00e9rant \u00e0 la m\u00e9thode de pr\u00e9paration de la ph\u00e9nylac\u00e9tone, 100g (0,66mol) d'acide ph\u00e9nylpropano\u00efque, 160g (2,66mol) d'acide ac\u00e9tique glacial ont \u00e9t\u00e9 utilis\u00e9s pour la r\u00e9action, extraits avec de l'\u00e9ther et ensuite distill\u00e9s, et les fractions ont \u00e9t\u00e9 collect\u00e9es entre 230 et 235\u00b0C, donnant de la 4-ph\u00e9nyl-2-butanone comme 70g avec un rendement de 71%. La 4-ph\u00e9nyl-2-butanone pure bp234\u00b0C.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Premiers secours<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Indigestion : Demander une assistance m\u00e9dicale. Rincer la bouche avec de l'eau.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">INHALATION : Transporter imm\u00e9diatement \u00e0 l'air frais.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Peau : Rincer abondamment la peau \u00e0 l'eau et au savon pendant au moins 15 minutes et enlever les v\u00eatements et les chaussures contamin\u00e9s.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">YEUX : Rincer les yeux avec beaucoup d'eau pendant au moins 15 minutes, en soulevant occasionnellement les paupi\u00e8res sup\u00e9rieures et inf\u00e9rieures. Consulter un m\u00e9decin.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Manipulation et stockage<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">CONSERVATION : Conserver dans un endroit frais et sec. Conserver dans un r\u00e9cipient herm\u00e9tique.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">MANIPULATION : \u00c9viter de respirer les poussi\u00e8res, les vapeurs, les brouillards ou les gaz. Eviter le contact avec la peau et les yeux.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Identification des risques<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">DIGESTION : Peut \u00eatre nocif en cas d'ingestion.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">INHALATION : Peut irriter les voies respiratoires. Peut \u00eatre nocif en cas d'inhalation.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">PEAU : Provoque une grave irritation de la peau. Peut \u00eatre nocif en cas d'absorption par la peau.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Yeux : Peut irriter les yeux.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Mots de risque de la CE : R 36\/38<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Phrase de s\u00e9curit\u00e9 de l'UE : S 26 36<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Contr\u00f4le de l'exposition\/protection individuelle<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">PROTECTION PERSONNELLE : PEAU : Porter des gants de protection appropri\u00e9s pour \u00e9viter tout contact avec la peau. V\u00eatements : Porter un tablier chimique.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">RESPIRATEURS : Se conformer \u00e0 la r\u00e9glementation OSHA sur les respirateurs 29CFR 1910.134 ou \u00e0 la norme europ\u00e9enne EN 149. Toujours utiliser des respirateurs approuv\u00e9s par le NIOSH ou la norme europ\u00e9enne EN 149 si n\u00e9cessaire.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Mesures de lutte contre l'incendie<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Point d'ignition : &gt;100<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">LUTTE CONTRE L'INCENDIE : Porter un appareil respiratoire autonome (ARA) \u00e0 pression, MSHA\/NIOSH (approuv\u00e9 ou \u00e9quivalent), et un \u00e9quipement de protection complet. \u00c9teindre le feu avec de l'eau pulv\u00e9ris\u00e9e, un produit chimique sec, du dioxyde de carbone ou de la mousse chimique.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Mesures en cas de rejet accidentel<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Petits d\u00e9versements\/fuites : absorber le d\u00e9versement avec un mat\u00e9riau inerte (par exemple, du sable sec ou de la terre) et le placer dans un conteneur pour d\u00e9chets chimiques.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Informations sur la s\u00e9curit\u00e9<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Symbole de danger : Xi<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Code de classe de danger : 38<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Consignes de s\u00e9curit\u00e9 : 37-24\/25<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">WGK Allemagne : 1<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Num\u00e9ro RTECS : EL9600000<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">TSCA : Oui<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Code douanier : 29143900<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Toxicit\u00e9 : DL50 par voie orale chez le lapin : 3200 mg\/kg<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Donn\u00e9es de s\u00e9curit\u00e9<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">L'ac\u00e9toph\u00e9none peut provoquer une irritation de la peau, une irritation s\u00e9v\u00e8re des yeux et pr\u00e9senter des risques en cas d'ingestion, conform\u00e9ment \u00e0 la classification du SGH. Des pr\u00e9cautions appropri\u00e9es doivent \u00eatre prises, telles que le port de lunettes et de gants de protection.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">Effets sur l'environnement<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Peut d\u00e9gager des fum\u00e9es et des gaz irritants lorsqu'il est chauff\u00e9 jusqu'\u00e0 d\u00e9composition.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">\u00c9tudes m\u00e9dicales<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">L'ac\u00e9toph\u00e9none montre une inhibition potentielle de la tyrosinase des champignons et peut avoir des applications dans l'augmentation de l'app\u00e9tit et la r\u00e9duction de l'exercice.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">S\u00e9curit\u00e9 et effets sur l'environnement<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">L'ac\u00e9toph\u00e9none est relativement sans danger pour l'homme dans des conditions normales d'utilisation, mais une exposition prolong\u00e9e peut avoir des effets n\u00e9gatifs sur la sant\u00e9. Des mesures de protection appropri\u00e9es doivent \u00eatre prises pour \u00e9viter le contact avec la peau et l'inhalation de gaz pendant la production et l'utilisation. En outre, la production et la manipulation de l'ac\u00e9toph\u00e9none doivent \u00eatre strictement contr\u00f4l\u00e9es afin de minimiser l'impact sur l'environnement.<\/span><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.1000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><b><span style=\"font-family: Georgia; font-size: 12pt;\">R\u00e9actions<\/span><\/b><b><\/b><\/p>\n<p class=\"MsoNormal\" style=\"text-indent: 24.0000pt; mso-char-indent-count: 2.0000; text-autospace: ideograph-numeric; mso-pagination: widow-orphan; line-height: 18.0000pt; mso-line-height-rule: exactly;\"><span style=\"mso-spacerun: 'yes'; font-family: Georgia; mso-fareast-font-family: \u5b8b\u4f53; font-size: 12.0000pt; mso-font-kerning: 1.0000pt;\">Comme la plupart des compos\u00e9s m\u00e9thylc\u00e9toniques, la benzylid\u00e8ne-ac\u00e9tone est un compos\u00e9 l\u00e9g\u00e8rement acide en position alpha et peut \u00eatre d\u00e9proton\u00e9e tr\u00e8s facilement pour donner le compos\u00e9 \u00e9nol correspondant. Le compos\u00e9 peut subir les r\u00e9actions suivantes en raison de la pr\u00e9sence des groupes fonctionnels suivants : addition des doubles liaisons au brome ; r\u00e9action de Diels-Alder des compos\u00e9s h\u00e9t\u00e9rodi\u00e8nes aux ol\u00e9fines pour donner des compos\u00e9s dihydropyrannes ; les groupes m\u00e9thyles peuvent \u00eatre condens\u00e9s avec le benzald\u00e9hyde pour donner du dibenzylid\u00e8ne ac\u00e9tone ; et les groupes carbonyles peuvent former des hydrazones. Le compos\u00e9 peut \u00e9galement r\u00e9agir avec Fe2(CO)9 pour donner (benzylid\u00e8ne-ac\u00e9tone)Fe(CO)3, un r\u00e9actif qui peut fournir du Fe(CO)3 \u00e0 d'autres substrats chimiques organiques.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Benzylacetone : Propri\u00e9t\u00e9s, applications et m\u00e9thodes de production Benzylacetone 2550-26-7 La benzylacetone (nom IUPAC : 4-phenylbutan-2-one) est un liquide \u00e0 l'odeur florale sucr\u00e9e. Elle est consid\u00e9r\u00e9e comme le compos\u00e9 attractif le plus abondant dans les fleurs (par exemple, le tabac coyote, Nicotiana attenuata), et l'un des constituants volatils du cacao. Il est utilis\u00e9 comme app\u00e2t pour les mouches du melon (Bactrocera cucurbitae) [...]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Benzylacetone: Properties, Applications, and Production Methods - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/fr\/proprietes-de-la-benzylacetone-applications-et-methodes-de-production\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Benzylacetone: Properties, Applications, and Production Methods - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Benzylacetone: Properties, Applications, and Production Methods Benzylacetone\u00a02550-26-7 Benzylacetone (IUPAC name: 4-phenylbutan-2-one) is a liquid with a sweet floral odour and is considered to be the most abundant attractant compound in flowers (e.g., coyote tobacco, Nicotiana attenuata), and one of the volatile constituents of cocoa. 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