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Pigment Red 139

Catalog Number DYE-PIG-0417
CAS Number 12262-44-1
Structure
Synonyms Kayaset Red E-GR, Pigment scarlet GR
Molecular Weight 744.79
Molecular Formula C44H36N6O6
Appearance Red powder
Color red
Main Molecular Structure Double azo
Preparation Method Ethyl 2-aminobenzoate diazotization, and 3-Hydroxy-2-naphthoyl chloride coupling, product (2 Moore) and Benzene-1,4-diamine condensation.

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