sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate
- CAS NO.：6054-80-4
- Empirical Formula: C12H11N4NaO4S
- Molecular Weight: 330.29491
- EINECS: 2279715
![sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate Structural](https://img.chemicalbook.in/CAS/GIF/6054-80-4.gif)
What is sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate ?
Preparation
3-Amino-4-hydroxybenzenesulfonic acid diazotization, and Benzene-1,3-diamine coupling.
Properties and Applications
dark red light brown. Soluble in water for red light yellow, slightly soluble in ethanol, Acetone and Cellosolve. In concentrated sulfuric acid for brown light orange, dilution after orange; In concentrated nitric acid for red, then become yellow brown. Dye aqueous solution to join concentrated hydrochloric acid for orange; With strong caustic of golden orange.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4-5 | 5 | 3-4 | 2 | 5 | 4-5 | 5 |
| AATCC | 5 | 6-7 | 3-4 | 4 | 4 | 5 | |
Safety information for sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate
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product: 6054-80-4 Mordant brown 13 98%
New Products
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