1-chlorocarbonyl-4-piperidinopiperidine hydrochloride cas 143254-82-4 Chemical Name:1-Chlorocarbonyl-4-piperidinopiperidine hydrochloride CAS No.: 143254-82-4 Molecular Formula: C11H20Cl2N2O Molecular Weight: 267.2 Appearance: Off-white to yellowish…