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Pigment Red 69

Catalog Number DYE-PIG-0448
CAS Number 5850-90-8
Synonyms Lithol Red GGS,Pigment Red BC
Molecular Weight 398.8
Molecular Formula C17H12ClN2NaO4S
CI Number C.I.15595
Color brilliant yellow red
Lightfastness Good
Main Molecular Structure Single azo
Oleic Acid Well
Preparation Method 2-Amino-4-chloro-5-methylbenzenesulfonic acid diazotization, and Naphthalen-2-ol coupling.
Properties Soluble in water, dye of aluminum salt, calcium salt, barium salt soluble in water, lead salt insoluble in water
Soap Micelle Bleeding Slightly

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