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Pigment Blue 26

Catalog Number DYE-PIG-0290
CAS Number 5437-88-7
Structure
Synonyms Chromophyl Blue B-70
Molecular Weight 852.89
Molecular Formula C50H40N6O8
CI Number C.I.21185
Color red light navy blue.
Lightfastness Good
Main Molecular Structure Double azo
Oleic Acid Bleeding slightly
Preparation Method 3,3'-Dimethoxylbenzidine double nitrogen, and 2'-Methoxy-3-hydroxy-2-naphthanilide (2 Moore) coupling.
Properties Hardly soluble in ethanol, insoluble in water.

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