4-Antipyrinecarboxaldehyde

4-安替比林甲醛

Also known as: Antipyraldehyde, 4-Formylantipyrine, 2,3-Dimethyl-4-formyl-1-phenyl-3-pyrazolin-5-one, 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxaldehyde, 2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxaldehyde, 4-Formyl-2,3-dimethyl-1-phenyl-3-pyrazoline-5-one, NSC 60408, Febranine

4-Antipyrinecarboxaldehyde (CAS 950-81-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H12N2O2 and a molecular weight of 216.23600 g/mol. It is also known as Antipyraldehyde, 4-Formylantipyrine and 2,3-Dimethyl-4-formyl-1-phenyl-3-pyrazolin-5-one. Key properties include a melting point of 162-165 °C(lit.), a boiling point of 334.8ºC at 760mmHg, a density of 1.292g/cm3 and a flash point of 145.4ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

950-81-2

Jingsj CID

J-35605-9

Molecular Formula

C₁₂H₁₂N₂O₂

Chinese Name

4-安替比林甲醛

Molecular Weight

216.23600 g/mol

Category

Organic Compounds

Last updated

8/21/2026