7-dehydrocholesterol cas 434-16-2

Chemical Name: 7-Dehydrocholesterol

CAS No.:434-16-2

Molecular Formula:C27H44O

Molecular Weight:384.64

MolecularStructure:

Appearance:Pale yellow crystalline powder

 

7-Dehydrocholesterol Typical Properties

 

Item tested	Specification	Results
Appearance	Pale yellow crystalline powder	complies
Melting point	145-151℃	147.2-148.1℃
Specific rotation	-108°~-120°	-113°
Loss on drying	<0.5%	0.25%
Residue on ignition	<0.1%	0.05%
Heavy metals	<20ppm	complies
Assay	≥95%	95.07%

 

7-DehydrocholesterolUsage

Intermediate of vitamin D3.

 

7-Dehydrocholesterol Packaging and Shipping

Packing: 25kg/drum

 

7-Dehydrocholesterol Storage

Keep in dry place, store in tight closed container.

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