High performance organic pigments
Red pigment
Yellow pigment
Orange pigment
Brown pigment
Violet pigment
Intermediates
Azoic coupling component AS-D
| English name | naphthol as-D |
| Alias | C.I. 37520; C.I. Azoic Coupling Component 110; C.I. Azoic Coupling Component 18; C.I. Developer 21; naphthol as-D type iii repurified; 3-hydroxy-2-methyl-2-naphthanilide; Azoic coupling component 18; Naphtol AS-D; 2-Hydroxy-3-Naphthoyl-O-Toluidine; 3-hydroxy-N-(2-methylphenyl)naphthalene-2-carboxamide |
| CAS RN | 135-61-5 |
| EINECSºÅ | 205-205-0 |
| Molecular formula | C18H15NO2 |
| Molecular weight | 277.3172 |
| Physico-chemical property | appearance maize-yellow powder Melting point 195~196¡æ solubility soluble in solvent naphtha; insoluble in water and sodium carbonate solution |
| Uses |
For manufacturing of insoluble azo dyes; for printing and dyeing of cotton fiber, viscose and some synthetic fibre |
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