High performance organic pigments
Red pigment
Yellow pigment
Orange pigment
Brown pigment
Violet pigment
Intermediates
Azoic coupling component AS-PH
| English name | Naphthol AS-PH |
| Alias | C.I. 37558; C.I. Azoic Coupling Component 14; 2-Naphthalenecarboxamide, N-(2-ethoxyphenyl)-3-hydroxy-; C.I.Azoic Coupling Component 14; 2-Hydroxy-3-Naphthoyl-O-Ethoxy Aniline; N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide; 3-Hydroxy-2-Naphthoyl-Ortho-Phenetidide |
| CAS RN | 92-74-0 |
| EINECSºÅ | 202-185-5 |
| Molecular formula | C19H17NO3 |
| Molecular weight | 307.3432 |
| Physico-chemical property | appearance light yellow powder Melting point 157~158¡æ solubility soluble in caustic soda solution |
| Uses | printing and dyeing base agent of cotton fabric |
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