4-Hydroxypyrimidine-5-carbonitrile

4-羟基-5-氰基嘧啶

Also known as: 1,4-dihydro-4-oxo-5-pyrimidinecarbonitrile, 1,6-dihydro-6-oxo-5-pyrimidinecarbonitrile, 4-oxo-1,4-dihydro-pyrimidine-5-carbonitrile, 6-oxo-1,6-dihydropyrimidine-5-carbonitrile, 5-pyrimidinecarbonitrile, 4-hydroxy-, 4-hydroxy-5-pyrimidinecarbonitrile, 6-oxo-1H-pyrimidine-5-carbonitrile

4-Hydroxypyrimidine-5-carbonitrile (CAS 4774-34-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3N3O and a molecular weight of 121.097 g/mol. It is also known as 1,4-dihydro-4-oxo-5-pyrimidinecarbonitrile, 1,6-dihydro-6-oxo-5-pyrimidinecarbonitrile and 4-oxo-1,4-dihydro-pyrimidine-5-carbonitrile. Key properties include a boiling point of 334.5±27.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 156.1±23.7 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

4774-34-9

Jingsj CID

J-1330591-2

Molecular Formula

C₅H₃N₃O

Chinese Name

4-羟基-5-氰基嘧啶

Molecular Weight

121.097 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026