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| | 2-Amino-4-nitrophenol-6-sulfonic acid Basic information | | Application |
| Product Name: | 2-Amino-4-nitrophenol-6-sulfonic acid | | Synonyms: | 6-amino-4-nitro-1-phenol-2-sulfonic acid;4-NITRO-2-AMINOPHENOL-6-SULFONIC ACID;3-AMINO-2-HYDROXY-5-NITROBENZENESULFONIC ACID;2-HYDROXY-5-NITROMETANILIC ACID;2-AMINO-4-NITROPHENOL-6-SULFONIC ACID;2-hydroxy-5-nitro-metanilicaci;3-amino-2-hydroxy-5-nitro-benzenesulfonicaci;3-Amino-2-hydroxy-5-nitrobenzenesulfonic Acid Monohydrate | | CAS: | 96-67-3 | | MF: | C6H6N2O6S | | MW: | 234.19 | | EINECS: | 202-523-1 | | Product Categories: | Organic acids;Intermediates of Dyes and Pigments | | Mol File: | 96-67-3.mol |  |
| | 2-Amino-4-nitrophenol-6-sulfonic acid Chemical Properties |
| Melting point | 285°C | | Boiling point | 453.78℃ | | density | 1.608 (estimate) | | vapor pressure | 0Pa at 25℃ | | refractive index | 1.6490 (estimate) | | storage temp. | 2-8°C | | form | solid | | pka | -1.79±0.50(Predicted) | | color | Light yellow to Amber to Dark green | | Water Solubility | 0.1-0.5 g/100 mL at 21.5 ºC | | Dissociation constant | 0.002-0.002 at 22℃ | | CAS DataBase Reference | 96-67-3(CAS DataBase Reference) | | EPA Substance Registry System | 2-Hydroxy-5-nitrometanilic acid (96-67-3) |
| RTECS | OY2357500 | | HS Code | 2922.29.8190 |
| | 2-Amino-4-nitrophenol-6-sulfonic acid Usage And Synthesis |
| Application | 2-Amino-4-nitrophenol-6-sulfonic acid is a dye intermediate used to manufacture M-type reactive dyes and acid dyes, such as Acid Yellow 99#, Red 184#, Brown 145#, Acid Mordant Orange 4#, 29#, Green 26#, Brown 19#, 21#, etc. | | General Description | Brown powder. | | Air & Water Reactions | May be sensitive to prolonged exposure to air. Slightly soluble in water. | | Reactivity Profile | 2-Amino-4-nitrophenol-6-sulfonic acid may react with strong oxidizers and mineral acids . May react with bases. | | Fire Hazard | Flash point data for 2-Amino-4-nitrophenol-6-sulfonic acid is not available; however, 2-Amino-4-nitrophenol-6-sulfonic acid is probably combustible. |
| | 2-Amino-4-nitrophenol-6-sulfonic acid Preparation Products And Raw materials |
| Raw materials | Benzenesulfonic acid, 3-amino-2-hydroxy--->5-amino-2-hydroxy-3-nitrobenzenesulphonic acid | | Preparation Products | 4-NITRO-2-SULFOANILINE-->ACID YELLOW 99-->Chromate(3-), bis[3-[[2-(amino-κN)-4-amino-5-chlorophenyl]azo-κN1]-2-(hydroxy-κO)-5-nitrobenzenesulfonato(3-)]-, disodium hydrogen-->Solvent Yellow 19-->sodium hydroxy[2-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonato(3-)]chromate(1-)-->ACID ORANGE 74-->Solvent Red 109-->sodium 2-hydroxy-3-[(2-hydroxy-1-dibenzofuryl)azo]-5-nitrobenzenesulphonate-->Mordant Green 26-->Chromate(3-), bis[3-[[5-(1,1-dimethylethyl)-2-(hydroxy-κO)phenyl]azo-κN1]-2-(hydroxy-κO)-5-nitrobenzenesulfonato(3-)]-, dipotassium hydrogen-->Solvent Orange 56-->Mordant Brown 97-->SOLVENT ORANGE 5-->sodium 3-[[1-(3-chlorophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]-2-hydroxy-5-nitrobenzenesulphonate-->[2-hydroxy-3-[[(2-hydroxyphenyl)methylene]amino]-5-nitrobenzene-1-sulphonato(3-)-N3,O2,O3]chromium-->C.I. Acid Red 357-->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 |
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