Benzyl 3-oxopiperazine-1-carboxylate

3-氧哌嗪-1-甲酸苯甲酯

Also known as: 1-Cbz-3-oxopiperazine, 1-Z-3-oxopiperazine, 4-Benzyloxycarbonyl-2-piperazinone, 4-Benzyloxycarbonylpiperazin-2-one, 1-Piperazinecarboxylic acid, 3-oxo-, phenylmethyl ester, N-Cbz-piperazin-2-one, Benzyl 3-oxo-1-piperazinecarboxylate, 4-Cbz-piperazinone

Benzyl 3-oxopiperazine-1-carboxylate (CAS 78818-15-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14N2O3 and a molecular weight of 234.251 g/mol. It is also known as 1-Cbz-3-oxopiperazine, 1-Z-3-oxopiperazine and 4-Benzyloxycarbonyl-2-piperazinone. Key properties include a melting point of 118-120°C, a boiling point of 459.8±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 231.9±28.7 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
78818-15-2
Jingsj CID
J-49130-7
Molecular Formula
C12H14N2O3
Chinese Name
3-氧哌嗪-1-甲酸苯甲酯
Molecular Weight
234.251 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point118-120°C
Boiling Point459.8±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point231.9±28.7 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Benzyl 3-oxopiperazine-1-carboxylate?

The CAS number of Benzyl 3-oxopiperazine-1-carboxylate is 78818-15-2.

What are the molecular formula and molecular weight of Benzyl 3-oxopiperazine-1-carboxylate?

Benzyl 3-oxopiperazine-1-carboxylate has molecular formula C12H14N2O3 and molecular weight 234.251 g/mol.

Is Benzyl 3-oxopiperazine-1-carboxylate hazardous?

Benzyl 3-oxopiperazine-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 3-oxopiperazine-1-carboxylate (CAS 78818-15-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49130-7 (accessed 2026-10-24).

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