disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate
- CAS NO.：50814-29-4
- Empirical Formula: C28H22N4Na2O8S2
- Molecular Weight: 652.60582
- EINECS: 256-782-0
- Update Date: 2025-12-31 14:38:37
![disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate Structural](https://img.chemicalbook.in/CAS/GIF/50814-29-4.gif)
What is disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate?
Preparation
1,2-Bis(4-amino-2-sulfophenyl)ethene? double nitriding, and m-Cresol?(2 Moore) coupled.
Properties and Applications
red light yellow. Used for wool, polyamide fiber fabric dyeing and printing. Levelness medium, discharge sex is very good.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 6 | 4-5 | 4-5 | 4-5 | ||||
Properties of disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate
| EPA Substance Registry System | Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-[(4-hydroxy-2-methylphenyl)azo]-, disodium salt (50814-29-4) |
Safety information for disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate
Computed Descriptors for disodium 4,4'-bis[(4-hydroxy-2-methylphenyl)azo]stilbene-2,2'-disulphonate
New Products
1-Aminocyclopentane carbonitrile (RS)-beta-Amino-beta-(4-bromophenyl)propionic acid 2-Amino-5-bromo-4-(trifluoromethyl)pyridine（RM for Indian lab) N,N CARBONYL DIIMIDAZOLE Benzyl (3R,4S)-3-(2-bromoacetyl)-4-ethylpyrrolidine-1-carboxylate (R)-1-Benzyl-3-pyrrolidinecarbonitrile Dorzolamide trans isomer Ritonavir - Impurity U Doultegravir isomer 1 N-Nitroso Dextromethorphan EP-A Dolutegravir Isopropyl Analogue (14R dextromethorphan) 2,2'-(5-methyl-1,3-phenylene)-di(2-Methylpropionitrile) 1-methyl amino-2,4-dinitro benzene 4-Fluorothiophenol 5-Methyl-1,3-benzenediacetonitrile (R)-BoroLeu-(+)-Pinanediol-CF3COOH 4-(5-amino-1-methyl-1h-benzoimidazol-2-yl)-butyric acid isopropyl ester. 4-Bromo Benzylcyanide 3-Hydroxypropionitrile 3,4 Dimethoxy Benzylcyanide valeronitrile 3-chlorobenzyl cyanide 2-Chloro BenzylcyanideRelated products of tetrahydrofuran
![sodium 4-[4-[[3-(anilinosulphonyl)phenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-2,5-dichlorobenzenesulphonate](https://img.chemicalbook.in/CAS/GIF/15792-51-5.gif)
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