ClassID:

102275

C09B43/202 - CPC Classification

Classification description:

Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group; with monocarboxylic acids, carbamic acid esters or halides, mono- isocyanates or haloformic acid esters Aliphatic, cycloaliphatic, araliphatic carboxylic acids

Recent Application in this class: