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Pigment Red 19

Catalog Number DYE-PIG-0489
CAS Number 6410-33-9
Structure
Synonyms Arylide Maroon Dark
Molecular Weight 456.45
Molecular Formula C25H20N4O5
CI Number C.I.12400
Color brown light red to red light brown.
Lightfastness Good
Main Molecular Structure Single azo
Oleic Acid Well
Preparation Method 2-Methoxy-4-nitrobenzenamine diazotization, and 3-Hydroxy-N-o-tolyl-2-naphthamide coupling.

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