disodium 3-hydroxy-4-(phenylazo)naphthalene-2,7-disulphonate
- CAS NO.：5859-00-7
- Empirical Formula: C16H10N2Na2O7S2
- Molecular Weight: 452.36934
- EINECS: 2275024
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-31 14:38:37
What is disodium 3-hydroxy-4-(phenylazo)naphthalene-2,7-disulphonate?
Preparation
aniline diazo, coupled with 3-Hydroxynaphthalene-2,7-disulfonic acid.
Properties and Applications
red light orange. Soluble in water for red orange, slightly soluble in ethanol for orange. Used for wool, silk, cotton, vinegar fiber etc of fiber dyeing and printing directly on the wool fabric. The dye aluminum salt and Barium salt for colourful red yellow light, used for paper coating.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 4 | 2 | 5 | 3-4 | 1 | 3 | 3-4 | 1 |
Properties of disodium 3-hydroxy-4-(phenylazo)naphthalene-2,7-disulphonate
| EPA Substance Registry System | 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(phenylazo)-, disodium salt (5859-00-7) |
Safety information for disodium 3-hydroxy-4-(phenylazo)naphthalene-2,7-disulphonate
Computed Descriptors for disodium 3-hydroxy-4-(phenylazo)naphthalene-2,7-disulphonate
New Products
9-Mesityl-10-methylacridinium perchlorate Sulfapyridine Fmoc-OSu (R)-(-)-2-Amino-1-propanol Cyclobutanone 5-bromo-4-fluoro-2-nitrobenzaldehyde 4 pentyn 1 ol N-Vinylformamide Phenethyl cinnamate Pyrrolo[1,2-a]pyrimidine-6-carboxylic acid, 4,6,7,8-tetrahydro-4-oxo-, sodium salt (1:1), (6S) Ethyl 3-phenylpropanoate β-Bromostyrene Methacrylate-PEG-Methacrylate, Mn:35000 2,4-Dihydroxyacetophenone 2-Chloro 5-Fluoro Pyridine Vasicinone 2-Chloroisonicotinic Acid Tween 80 or Polysorbate 80 5-Bromo-1-Pentyne 1-(2-Methyl-5-nitrophenyl)guanidine Nitrate Methyl trans-4-Aminocyclohexanecarboxylate Hydrochloride 2-Pentyn-1-oL 4-Nitrobenzotrifluoride N-(4-Cyano-3-(trifluoromethyl)phenyl)-2-methyloxirane-2-carboxamideRelated products of tetrahydrofuran
![3-[[2-[(N-Ethyl-N-phenylamino)sulfonyl]phenyl]azo]-4-hydroxy-1-naphthalenesulfonic acid sodium salt](https://img.chemicalbook.in/CAS/GIF/82944-40-9.gif)
![disodium 3-ethyl 4,5-dihydro-5-oxo-4-[(4-sulphonato-1-naphthyl)azo]-1-(4-sulphonatophenyl)-1H-pyrazole-3-carboxylate](https://img.chemicalbook.in/CAS/GIF/15139-76-1.gif)
![Benzo[a]phenazinium,5-hydroxy-7-phenylsulfo-, inner salt, sodium salt (9CI)](https://img.chemicalbook.in/CAS/20180601/GIF/1324-05-6.gif)
![Chromate(3-), [3-[[4,5-dihydro-3-methyl-5-(oxo-κO)-1-phenyl-1H-pyrazol-4-yl]azo-κN1]-2-(hydroxy-κO)-5-nitrobenzenesulfonato(3-)][2-(hydroxy-κO)-3-[[[2-(hydroxy-κO)phenyl]methylene]amino-κN]-5-nitrobenzenesulfonato(3-)]-, disodium hydrogen](https://img.chemicalbook.in/CAS/20211123/GIF/83335-08-4.gif)
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