2-[[6-[[(2-Carboxyphenyl)amino]sulfonyl]-2-hydroxy-1-naphthalenyl]azo]benzoic acid disodium salt
- CAS NO.：5850-46-4
- Molecular Weight: 0
![2-[[6-[[(2-Carboxyphenyl)amino]sulfonyl]-2-hydroxy-1-naphthalenyl]azo]benzoic acid disodium salt Structural](https://img.chemicalbook.in/CAS/GIF/5850-46-4.gif)
What is 2-[[6-[[(2-Carboxyphenyl)amino]sulfonyl]-2-hydroxy-1-naphthalenyl]azo]benzoic acid disodium salt?
Preparation
2-Aminobenzoic acid diazotization and 2-(2-Hydroxynaphthalene-6-sulfonamido)benzoic acid coupling.
Properties and Applications
dark yellow red. Soluble in water and ethanol as golden orange. In concentrated sulfuric acid to orange, orange for gold after diluted. Dye aqueous solution to join concentrated hydrochloric acid for orange; Join concentrated sodium hydroxide solution for orange.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4-5 | 7 | 4-5 | 3 | 3-4 | 5 | 5 |
Safety information for 2-[[6-[[(2-Carboxyphenyl)amino]sulfonyl]-2-hydroxy-1-naphthalenyl]azo]benzoic acid disodium salt
New Products
2-(2-Chlorophenyl)glycine Propiolic Acid 1-(3-Hydroxy-4-methoxyphenyl)-2-nitroethene (±)-amino(2-fluorophenyl)acetic acid trans-3-Benzyloxy-4-methoxy-beta-nitrostyrene 1-Pentadecanol 2,4-Dihydroxybenzaldehyde Dipropyl disulfide Pyrrolo[1,2-a]pyrimidine-6-carboxylic acid, 4,6,7,8-tetrahydro-4-oxo-, sodium salt (1:1), (6S) Obidoxime hydrochloride API 4 pentyn 1 ol N-Vinylformamide 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 N-(4-Cyano-3-(trifluoromethyl)phenyl)-2-methyloxirane-2-carboxamide N-(4-fluoro-2-methoxy-5-nitrophenyl)-4-(1-methyl-1H-indol-3-yl)pyrimidin-2-amine Pirtobrutinib intd. 2-Pentyn-1-oL 4-NitrobenzotrifluorideRelated products of tetrahydrofuran
![Benzoic acid, 2-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]-, disodium salt](https://img.chemicalbook.in/CAS/GIF/5858-87-7.gif)
![disodium 5-[[4'-[(2-amino-8-hydroxy-6-sulphonato-1-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]salicylate](https://img.chemicalbook.in/CAS/GIF/2429-84-7.gif)
![1,3-Benzenediol, 4-[(2-hydroxy-5-nitrophenyl)azo]-](https://img.chemicalbook.in/CAS/20180601/GIF/6370-36-1.gif)
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