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Pigment Red 196

Catalog Number DYE-PIG-0390
CAS Number 2379-79-5
Synonyms Indanthren Red FBB
Molecular Weight 470.43
Molecular Formula C29H14N2O5
CI Number C.I.67000
Color blue light red.
Main Molecular Structure anthraquinones
Preparation Method 1-Nitro-2-anthraquinonecarbonyl chloride and 2-Amino-3-hydroxyanthracene-9,10-dione condensation, and then closed loop into Oxazole, again will nitrocellulose reduction.
Properties In concentrated sulfuric acid to dark yellow, red after diluted; In the basic insurance powder solution dark brown; In the acidic insurance powder solution for yellow brown.

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