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Pigment Yellow 156

Catalog Number DYE-PIG-0565
CAS Number 63661-26-7
Structure
Synonyms Hostaperm Yellow HLR
Molecular Weight 406.22
Molecular Formula C17H13Cl2N5O3
Application Suitable for PVC
Color red light yellow
Main Molecular Structure Single azo
Preparation Method 2,5-Dichlorobenzenamine diazotization, and 33-Oxo-N-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)butanamide coupling.

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