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Pigment Yellow 203

Catalog Number DYE-PIG-0545
Structure
Molecular Weight 370.36
Molecular Formula C18H18N4O5
CI Number C.I.117390
Color yellow.
Main Molecular Structure Single azo
Preparation Method 4-Methyl-2-nitrobenzenamine diazotization, and N-(2-methoxyphenyl)-3-oxobutanamide coupling.

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