1-(5-chloro-2-methoxyphenyl)piperazine hydrochloride

1-(5-氯-2-甲氧苯基)哌嗪盐酸盐

Also known as: 1-(5-chloro-2-methoxy-phenyl)-piperazine hydrochloride, 1-(5-chloro-2-methoxy-phenyl)-piperazine HCl, 1-(5-chloro-2-methoxyphenyl)piperazine, hydrochloride, 4-chloro-1-methoxy-2-piperazinylbenzene, chloride, N-(5-chloro-2-methoxyphenyl)-piperazine monohydrochloride, 1-(5-chlor-2-methoxyphenyl)-piperazine hydrochloride, chlormethoxyphenylpiperazinehydrochloride, RARECHEM AH CK 0068, TIMTEC-BB SBB003080

1-(5-chloro-2-methoxyphenyl)piperazine hydrochloride (CAS 99857-72-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H16Cl2N2O and a molecular weight of 263.16400 g/mol. It is also known as 1-(5-chloro-2-methoxy-phenyl)-piperazine hydrochloride, 1-(5-chloro-2-methoxy-phenyl)-piperazine HCl and 1-(5-chloro-2-methoxyphenyl)piperazine, hydrochloride. Key properties include a melting point of 216ºC, a boiling point of 375.8ºC at 760mmHg and a flash point of 181.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
99857-72-4
Jingsj CID
J-1085872-1
Molecular Formula
C11H16Cl2N2O
Chinese Name
1-(5-氯-2-甲氧苯基)哌嗪盐酸盐
Molecular Weight
263.16400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point216ºC
Boiling Point375.8ºC at 760mmHg
Flash Point181.1ºC

Frequently Asked Questions

What is the CAS number of 1-(5-chloro-2-methoxyphenyl)piperazine hydrochloride?

The CAS number of 1-(5-chloro-2-methoxyphenyl)piperazine hydrochloride is 99857-72-4.

What are the molecular formula and molecular weight of 1-(5-chloro-2-methoxyphenyl)piperazine hydrochloride?

1-(5-chloro-2-methoxyphenyl)piperazine hydrochloride has molecular formula C11H16Cl2N2O and molecular weight 263.16400 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(5-chloro-2-methoxyphenyl)piperazine hydrochloride (CAS 99857-72-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1085872-1 (accessed 2026-10-25).

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