Chlorcyclizine hydrochloride

盐酸氯环嗪

Also known as: 1-[(4-Chlorophenyl)(phenyl)methyl]-4-methylpiperazine hydrochloride (1:1), 1-[(4-Chlorophenyl)phenylmethyl]-4-methylpiperazine monohydrochloride, 1-(4-Chlorobenzhydryl)-4-methylpiperazine hydrochloride, Perazil, Di-paralene, Eramide, Ah-289 hydrochloride, Chlorocyclizine hydrochloride, Chlorcyclizinium chloride, 1-(4-Chlor-benzhydryl)-4-methyl-piperazin, Monohydrochlorid

Chlorcyclizine hydrochloride (CAS 14362-31-3) 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 337.287 g/mol. It is also known as 1-[(4-Chlorophenyl)(phenyl)methyl]-4-methylpiperazine hydrochloride (1:1), 1-[(4-Chlorophenyl)phenylmethyl]-4-methylpiperazine monohydrochloride and 1-(4-Chlorobenzhydryl)-4-methylpiperazine hydrochloride. Key properties include a boiling point of 393.6ºC at 760mmHg, a density of 1.145g/cm3 and a flash point of 191.9ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14362-31-3
Jingsj CID
J-1981598-1
Molecular Formula
C18H22Cl2N2
Chinese Name
盐酸氯环嗪
Molecular Weight
337.287 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point393.6ºC at 760mmHg
Density1.145g/cm3
Flash Point191.9ºC
Exact Mass336.115997
PSA6.48000
LogP4.35460
Vapor Pressure2.1E-06mmHg at 25°C
Refractive Index1.59

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

TargetHistamine H1[1]
Additional Information[1]. Enright BP, et al. Effects of the histamine H1 antagonist Chlorcyclizine on rat fetal palate development. Birth Defects Res B Dev Reprod Toxicol. 2010 Dec;89(6):474-84.

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Chlorcyclizine hydrochloride?

The CAS number of Chlorcyclizine hydrochloride is 14362-31-3.

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

Chlorcyclizine hydrochloride has molecular formula C18H22Cl2N2 and molecular weight 337.287 g/mol.

Is Chlorcyclizine hydrochloride hazardous?

Chlorcyclizine hydrochloride has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

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

Last updated:

How to cite: Jingsj. "Chlorcyclizine hydrochloride (CAS 14362-31-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1981598-1 (accessed 2026-10-28).

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