Benzyl piperazine-1-carboxylate

1-苄氧羰基哌嗪

Also known as: 1-(Benzyloxycarbonyl)piperazine, 1-Cbz-piperazine, 1-Z-piperazine, 1-Carbobenzoxypiperazine, Benzyl 1-piperazinecarboxylate, Piperazine-1-carboxylic acid benzyl ester, 4-Benzyloxycarbonylpiperazine, N-Carbobenzyloxypiperazine, Benzyl N-piperazinecarboxylate, Phenylmethyl piperazinecarboxylate

Benzyl piperazine-1-carboxylate (CAS 31166-44-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H16N2O2 and a molecular weight of 220.27 g/mol. It is also known as 1-(Benzyloxycarbonyl)piperazine, 1-Cbz-piperazine and 1-Z-piperazine. Key properties include a boiling point of 352.4±30.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 166.9±24.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31166-44-6
Jingsj CID
J-32075-7
Molecular Formula
C12H16N2O2
Chinese Name
1-苄氧羰基哌嗪
Molecular Weight
220.27 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point352.4±30.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point166.9±24.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Benzyl piperazine-1-carboxylate?

The CAS number of Benzyl piperazine-1-carboxylate is 31166-44-6.

What are the molecular formula and molecular weight of Benzyl piperazine-1-carboxylate?

Benzyl piperazine-1-carboxylate has molecular formula C12H16N2O2 and molecular weight 220.27 g/mol.

Is Benzyl piperazine-1-carboxylate hazardous?

Benzyl piperazine-1-carboxylate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Benzyl piperazine-1-carboxylate (CAS 31166-44-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32075-7 (accessed 2026-10-22).

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