1-Benzylpiperazin-2-one hydrochloride

1-苄基哌嗪-2-酮盐酸盐

Also known as: 1-Benzyl-2-piperazinone hydrochloride, 1-benzyl-2-oxopiperazine hydrochloride, 1-Benzyl-2-oxopiperazine Hydrochloride, 1-Benzyl-2-piperazinone Hydrochloride, 1-BENZYLPIPERAZIN-2-ONE HCL, 1-(phenylmethyl)-2-Piperazinone hydrochloride, Piperazinone,1-(phenylmethyl)-, monohydrochloride (9CI)

1-Benzylpiperazin-2-one hydrochloride (CAS 78551-58-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H15ClN2O and a molecular weight of 226.70300 g/mol. It is also known as 1-Benzyl-2-piperazinone hydrochloride, 1-benzyl-2-oxopiperazine hydrochloride and 1-Benzyl-2-oxopiperazine Hydrochloride. Key properties include a boiling point of 406.1ºC at 760 mmHg and a flash point of 199.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
78551-58-3
Jingsj CID
J-1505677-1
Molecular Formula
C11H15ClN2O
Chinese Name
1-苄基哌嗪-2-酮盐酸盐
Molecular Weight
226.70300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point406.1ºC at 760 mmHg
Flash Point199.4ºC

Frequently Asked Questions

What is the CAS number of 1-Benzylpiperazin-2-one hydrochloride?

The CAS number of 1-Benzylpiperazin-2-one hydrochloride is 78551-58-3.

What are the molecular formula and molecular weight of 1-Benzylpiperazin-2-one hydrochloride?

1-Benzylpiperazin-2-one hydrochloride has molecular formula C11H15ClN2O and molecular weight 226.70300 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Benzylpiperazin-2-one hydrochloride (CAS 78551-58-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505677-1 (accessed 2026-10-25).

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