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Pigment Yellow 213

Catalog Number DYE-PIG-0541
CAS Number 220198-21-0
Structure
Synonyms Hostaperm Yellow H56
Molecular Weight 511.44
Molecular Formula C23H21N5O9
CI Number C.I.117875
Color green yellow.
Main Molecular Structure Single azo
Preparation Method Aniline 2, 5-dimethyl ester diazotization, and N-(acetoacetyl)-6-methoxy-7-amino-quinoxaline-2, 3-dione coupling.

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