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Pigment Violet 25

Catalog Number DYE-PIG-0323
CAS Number 6358-46-9
Synonyms Fast Violet B, Suimei Fast Violet B
Molecular Weight 546.57
Molecular Formula C32H26N4O5
CI Number C.I.12321
Color brilliant purple.
Lightfastness Well
Main Molecular Structure Single azo
Preparation Method 4'-Amino-2',5'-dimethoxybenzanilide diazotization, and 3-Hydroxy-N-phenyl-2-naphthamide coupling.
Soap Micelle Bleeding No

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