2-Methylpyrimido[1,2-a]benzimidazol-4(1H)-one

2-甲基嘧啶并[1,2-a]苯并咪唑-4(1H)-酮

Also known as: 2-Methyl-1H-benzo[4,5]imidazo[1,2-a]pyrimidin-4-one, 2-Methyl-1H-pyrimido[1,2-a]benzimidazol-4-one, 2-Methyl-4-oxo-1,4a,9-triazafluorene, 2-Methyl-benzo[4,5]imidazo[1,2-a]pyrimidin-4-ol, 2-Methylbenzo[4,5]imidazo[1,2-a]pyrimidin-4(1H)-one, 2-Methylpyrimido[1,2-a]benzimidazol-4-ol, 2-Methylpyrimido[1,2-a]benzimidazole-4-ol, Pyrimido[1,2-a]benzimidazol-4(1H)-one, 2-methyl- (9CI), Pyrimido[1,2-a]benzimidazol-4-ol, 2-methyl-

2-Methylpyrimido[1,2-a]benzimidazol-4(1H)-one (CAS 50290-51-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9N3O and a molecular weight of 199.20900 g/mol. It is also known as 2-Methyl-1H-benzo[4,5]imidazo[1,2-a]pyrimidin-4-one, 2-Methyl-1H-pyrimido[1,2-a]benzimidazol-4-one and 2-Methyl-4-oxo-1,4a,9-triazafluorene. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

50290-51-2

Jingsj CID

J-1119259-8

Molecular Formula

C₁₁H₉N₃O

Chinese Name

2-甲基嘧啶并[1,2-a]苯并咪唑-4(1H)-酮

Molecular Weight

199.20900 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026