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tert-butyl 3-oxopiperazine-1-carboxylate

3-氧代-1-哌嗪羧酸叔丁酯

Also known as: 1-Boc-3-oxopiperazine, 4-N-Boc-2-oxo-piperazine, 3-oxopiperazine-1-carboxylic acid tert-butyl ester, Boc-Piperazinone, MFCD02181069, 2-methyl-2-propanyl 3-oxo-1-piperazinecarboxylate, 1-(tert-butoxycarbonyl)piperazin-3-one

tert-butyl 3-oxopiperazine-1-carboxylate (CAS 76003-29-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H16N2O3 and a molecular weight of 200.23 g/mol. It is also known as 1-Boc-3-oxopiperazine, 4-N-Boc-2-oxo-piperazine and 3-oxopiperazine-1-carboxylic acid tert-butyl ester. Key properties include a melting point of 156-160 °C(lit.), a boiling point of 359.1±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 171.0±25.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
76003-29-7
Jingsj CID
J-44311-3
Molecular Formula
C9H16N2O3
Chinese Name
3-氧代-1-哌嗪羧酸叔丁酯
Molecular Weight
200.23 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point156-160 °C(lit.)
Boiling Point359.1±35.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point171.0±25.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

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

The CAS number of tert-butyl 3-oxopiperazine-1-carboxylate is 76003-29-7.

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

tert-butyl 3-oxopiperazine-1-carboxylate has molecular formula C9H16N2O3 and molecular weight 200.23 g/mol.

Is tert-butyl 3-oxopiperazine-1-carboxylate hazardous?

tert-butyl 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. "tert-butyl 3-oxopiperazine-1-carboxylate (CAS 76003-29-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44311-3 (accessed 2026-10-24).

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