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Pigment Red 187

Catalog Number DYE-PIG-0396
CAS Number 59487-23-9
Structure
Synonyms Novoperm Red HF4B,PV Fast Red HF4B
Molecular Weight 654.07
Molecular Formula C34H28ClN5O7
CI Number C.I.12486
Color blue light red.
Lightfastness 4-5
Main Molecular Structure Single azo
Oleic Acid 3-4
Preparation Method 3-Amino-4-methoxy-4'-carbamoylbenzanilide diazotization, and 3-Hydroxy-5'-chloro-2',4'-dimethoxy-2-naphthanilide coupling.
Properties Suitable for PVC, PO plastic coloring.

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