Chlorcyclizine hydrochloride

盐酸氯环嗪

Also known as: Chlorcyclizine HCl, 1-[(4-Chlorophenyl)phenylmethyl]-4-methylpiperazine hydrochloride, 1-(p-Chloro-alpha-phenylbenzyl)-4-methylpiperazine hydrochloride, Piperazine, 1-(4-chlorophenyl)phenylmethyl-4-methyl-, hydrochloride, Piperazine,1-(p-chloro-a-phenylbenzyl)-4-methyl-,hydrochloride (6CI,8CI)

Chlorcyclizine hydrochloride (CAS 1620-21-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H22Cl2N2 and a molecular weight of 337.28700 g/mol. It is also known as Chlorcyclizine HCl, 1-[(4-Chlorophenyl)phenylmethyl]-4-methylpiperazine hydrochloride and 1-(p-Chloro-alpha-phenylbenzyl)-4-methylpiperazine hydrochloride. Key properties include a boiling point of 393.6ºC at 760mmHg and a flash point of 191.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1620-21-9
Jingsj CID
J-6086-0
Molecular Formula
C18H22Cl2N2
Chinese Name
盐酸氯环嗪
Molecular Weight
337.28700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point393.6ºC at 760mmHg
Flash Point191.9ºC

Frequently Asked Questions

What is the CAS number of Chlorcyclizine hydrochloride?

The CAS number of Chlorcyclizine hydrochloride is 1620-21-9.

What are the molecular formula and molecular weight of Chlorcyclizine hydrochloride?

Chlorcyclizine hydrochloride has molecular formula C18H22Cl2N2 and molecular weight 337.28700 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Chlorcyclizine hydrochloride (CAS 1620-21-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6086-0 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.