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Pigment Yellow 77

Catalog Number DYE-PIG-0603
CAS Number 5905-17-9
Structure
Synonyms Helio Fast Brilliant Yellow GR
Molecular Weight 685.6
Molecular Formula C36H34Cl2N6O4
CI Number C.I.20045
Color brilliant yellow.
Lightfastness Good
Main Molecular Structure Double azo
Preparation Method 5-Chloro-2-methylbenzenamine (2 Moore) diazotization, and Butanamide,N,N'-(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[oxo- coupling.

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