**** Identification ****Name: Pigment Red 38
Synonyms: Diethyl 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydro-5-oxo-1-phenyl-1H-pyrazole-3-carboxylate]; C.I. 21120
Molecular Structure:

Molecular Formula: C36H28Cl2N8O6
Molecular Weight: 739.57
CAS Number: 6358-87-8
EINECS: 228-788-3