sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate
- CAS NO.：5850-13-5
- Empirical Formula: C18H14N4O5S.Na
- Molecular Weight: 421.38
- EINECS: 2274455
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 04:40:26
![sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate Structural](https://img.chemicalbook.in/CAS/GIF/5850-13-5.gif)
What is sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate ?
Preparation
4-Aminobenzenesulfonic acid diazo, Coupled with resorcinol, its product again with diazo of aniline coupling.
Properties and Applications
orange to red light orange. Used for wool, silk fiber dyeing etc, also used in leather dyeing.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 2-3 | 3 | 2 | 1 | 2-3 | |||
Properties of sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate
| EPA Substance Registry System | Benzenesulfonic acid, 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]-, monosodium salt (5850-13-5) |
Safety information for sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate
Computed Descriptors for sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate
sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate manufacturer
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