2H-Imidazol-2-one, 1-ethyl-1,3-dihydro-5-methyl-4-phenyl-

1-乙基-5-甲基-4-苯基咪唑啉-2-酮

Also known as: 1-ethyl-5-methyl-4-phenylimidazolin-2-one, 1-ethyl-5-methyl-4-phenyl-1,3-dihydro-imidazol-2-one, 1-ethyl-5-methyl-4-phenyl-1H-imidazol-2(5H)-one

2H-Imidazol-2-one, 1-ethyl-1,3-dihydro-5-methyl-4-phenyl- (CAS 71624-03-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H14N2O and a molecular weight of 202.25200 g/mol. It is also known as 1-ethyl-5-methyl-4-phenylimidazolin-2-one, 1-ethyl-5-methyl-4-phenyl-1,3-dihydro-imidazol-2-one and 1-ethyl-5-methyl-4-phenyl-1H-imidazol-2(5H)-one. Key properties include a boiling point of 295.6ºC at 760 mmHg, a density of 1.12g/cm3 and a flash point of 132.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
71624-03-8
Jingsj CID
J-1504419-4
Molecular Formula
C12H14N2O
Chinese Name
1-乙基-5-甲基-4-苯基咪唑啉-2-酮
Molecular Weight
202.25200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point295.6ºC at 760 mmHg
Density1.12g/cm3
Flash Point132.6ºC

Frequently Asked Questions

What is the CAS number of 2H-Imidazol-2-one, 1-ethyl-1,3-dihydro-5-methyl-4-phenyl-?

The CAS number of 2H-Imidazol-2-one, 1-ethyl-1,3-dihydro-5-methyl-4-phenyl- is 71624-03-8.

What are the molecular formula and molecular weight of 2H-Imidazol-2-one, 1-ethyl-1,3-dihydro-5-methyl-4-phenyl-?

2H-Imidazol-2-one, 1-ethyl-1,3-dihydro-5-methyl-4-phenyl- has molecular formula C12H14N2O and molecular weight 202.25200 g/mol.

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

Last updated:

How to cite: Jingsj. "2H-Imidazol-2-one, 1-ethyl-1,3-dihydro-5-methyl-4-phenyl- (CAS 71624-03-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1504419-4 (accessed 2026-10-24).

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