4,5-Dimethyl-1H-imidazol-2(3H)-one

4,5-二甲基-1H-咪唑-2(3H)-酮

Also known as: 1,3-Dihydro-4,5-dimethyl-2H-imidazol-2-one, 2H-IMidazol-2-one,1,3-dihydro-4,5-diMethyl-, 4,5-DIMETHYL-1,3-DIHYDRO-2H-IMIDAZOL-2-ONE, 4,5-DIMETHYL-1,3-DIHYDRO-IMIDAZOL-2-ONE, 4,5-DIMETHYL-2,3-DIHYDRO-IMIDAZOL-2-ONE, 4,5-DiMethyl-1H-iMidazol-2(3H)-one, 4,5-Dimethyl-1,3-dihydro-imidazol-2-on, 4,5-Dimethyl-1H-imidazol-2(3H), 4,5-Dimethyl-imidazolin-2-on, 4,5-dimethyl-1,3-dihydro-2H-imidazol-2-one, 4,5-dimethyl-1,3-dihydro-imidazol-2-one, 4,5-dimethyl-1,3-dihydroimidazol-2-one, 4,5-dimethyl-2-imidazolinone, 4,5-dimethyl-4-imidazolin-2-one, 4,5-dimethylimidazolin-2-one, HMS1733G12

4,5-Dimethyl-1H-imidazol-2(3H)-one (CAS 1072-89-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H8N2O and a molecular weight of 112.13000 g/mol. It is also known as 1,3-Dihydro-4,5-dimethyl-2H-imidazol-2-one, 2H-IMidazol-2-one,1,3-dihydro-4,5-diMethyl- and 4,5-DIMETHYL-1,3-DIHYDRO-2H-IMIDAZOL-2-ONE. Key property: a density of 1.052 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1072-89-5
Jingsj CID
J-18141-5
Molecular Formula
C5H8N2O
Chinese Name
4,5-二甲基-1H-咪唑-2(3H)-酮
Molecular Weight
112.13000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.052 g/cm3

Frequently Asked Questions

What is the CAS number of 4,5-Dimethyl-1H-imidazol-2(3H)-one?

The CAS number of 4,5-Dimethyl-1H-imidazol-2(3H)-one is 1072-89-5.

What are the molecular formula and molecular weight of 4,5-Dimethyl-1H-imidazol-2(3H)-one?

4,5-Dimethyl-1H-imidazol-2(3H)-one has molecular formula C5H8N2O and molecular weight 112.13000 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5-Dimethyl-1H-imidazol-2(3H)-one (CAS 1072-89-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18141-5 (accessed 2026-10-22).

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