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Pigment Red 52

Catalog Number DYE-PIG-0472
CAS Number 5858-82-2
Structure
Molecular Weight 464.79
Molecular Formula C18H11ClN2Na2O6S
Alternative CAS 1325-11-7
CI Number C.I.15860
Color brilliant red
Main Molecular Structure Single azo
Preparation Method 2-Amino-5-chloro-4-methylbenzenesulfonic acid diazotization, and 3-Hydroxy-2-naphthoic acid coupling.
Properties Soluble in water for yellow red, not soluble in ethanol

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