tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate
- CAS NO.：6391-20-4
- Empirical Formula: C26H14N4Na4O12S3
- Molecular Weight: 762.56304
- EINECS: 228-999-0
- SAFETY DATA SHEET (SDS)
![tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate Structural](https://img.chemicalbook.in/CAS/GIF/6391-20-4.gif)
What is tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate ?
Preparation
2-(2-Sulfo-4-aminophenylthio)-5-aminobenzenesulfonic acid double nitriding, and 2-Hydroxybenzoic acid (2 Moore) coupled.
Properties and Applications
red light yellow. Soluble in water for red light yellow to orange, soluble in ethanol. In the strong sulfuric acid to red, yellow for green light after diluted. The dye solution to join strong hydrochloric acid for olive brown, have precipitation; Add thick sodium hydroxide solution for orange brown.
Safety information for tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate
New Products
2-Amino-5-bromo-4-(trifluoromethyl)pyridine Sulfapyridine Fmoc-OSu (R)-(-)-2-Amino-1-propanol Cyclobutanone 5-bromo-4-fluoro-2-nitrobenzaldehyde β-Bromostyrene Ethyl 3-phenylpropanoate Phenethyl cinnamate Dipropyl disulfide N-Vinylformamide 4 pentyn 1 ol Methacrylate-PEG-Methacrylate, Mn:35000 2,4-Dihydroxyacetophenone 2-Chloro 5-Fluoro Pyridine Vasicinone 2-Chloroisonicotinic Acid Tween 80 or Polysorbate 80 2-Butyn-1-oL 2-Pentyn-1-oL 4-Nitrobenzotrifluoride N-(4-fluoro-2-methoxy-5-nitrophenyl)-4-(1-methyl-1H-indol-3-yl)pyrimidin-2-amine Pirtobrutinib intd. N-(4-Cyano-3-(trifluoromethyl)phenyl)-2-methyloxirane-2-carboxamideRelated products of tetrahydrofuran
![Benzoic acid, 3,3'-[1,2-ethanediylbis[(3-sulfo-4,1-phenylene)azo]]bis[6-hydroxy-, tetrasodium salt](https://img.chemicalbook.in/CAS/20211123/GIF/6459-73-0.gif)
![tetrasodium 3,3'-[(1,6-dihydro-6-oxo-1,3,5-triazine-2,4-diyl)bis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis(naphthalene-1,5-disulphonate)](https://img.chemicalbook.in/CAS/GIF/82944-42-1.gif)
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