1,3-diacetyl-2-imidazolidinone

1,3-二乙酰基-2-咪唑烷酮

Also known as: 1,3-diacetylimidazolidin-2-one, 1,1'-(2-oxoimidazolidine-1,3-diyl)diethanone, 1,3-diacetyl-2-oxoimidazolidine, N,N'-diacetyl-2-imidazolidinone, 2-Imidazolidinone, 1,3-diacetyl-, RARECHEM AQ NN 0042, 1,3-DIACETYL-2-IMIDAZOLIDONE

1,3-diacetyl-2-imidazolidinone (CAS 5391-40-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H10N2O3 and a molecular weight of 170.16600 g/mol. It is also known as 1,3-diacetylimidazolidin-2-one, 1,1'-(2-oxoimidazolidine-1,3-diyl)diethanone and 1,3-diacetyl-2-oxoimidazolidine. Key properties include a melting point of 126-128ºC(lit.), a boiling point of 261.3ºC at 760mmHg, a density of 1.31g/cm3 and a flash point of 112.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5391-40-2
Jingsj CID
J-17962-5
Molecular Formula
C7H10N2O3
Chinese Name
1,3-二乙酰基-2-咪唑烷酮
Molecular Weight
170.16600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point126-128ºC(lit.)
Boiling Point261.3ºC at 760mmHg
Density1.31g/cm3
Flash Point112.1ºC

Frequently Asked Questions

What is the CAS number of 1,3-diacetyl-2-imidazolidinone?

The CAS number of 1,3-diacetyl-2-imidazolidinone is 5391-40-2.

What are the molecular formula and molecular weight of 1,3-diacetyl-2-imidazolidinone?

1,3-diacetyl-2-imidazolidinone has molecular formula C7H10N2O3 and molecular weight 170.16600 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3-diacetyl-2-imidazolidinone (CAS 5391-40-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17962-5 (accessed 2026-10-23).

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