Basic Yellow 57

碱性黄57

Also known as: Benzenaminium, 3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-N,N,N-trimethyl-, chloride, 3-[(4,5-Dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-N,N,N-trimethylanilinium chloride, C.I. Basic Yellow 57, C.I. 12719, Jarocol Straw Yellow, 5-Hydroxy-3-methyl-1-phenyl-4-(3'-trimethylammoniophenylazo)pyrazole chloride

Basic Yellow 57 (CAS 68391-31-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C19H28ClN5O and a molecular weight of 377.91200 g/mol. It is also known as Benzenaminium, 3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-N,N,N-trimethyl-, chloride, 3-[(4,5-Dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-N,N,N-trimethylanilinium chloride and C.I. Basic Yellow 57. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

68391-31-1

Jingsj CID

J-912382-5

Molecular Formula

C₁₉H₂₈ClN₅O

Chinese Name

碱性黄57

Molecular Weight

377.91200 g/mol

Category

Organic Bases

Last updated

8/21/2026