2-NITROSO-1-NAPHTHOL-4-SULFONIC ACID
- CAS NO.：3682-32-4
- Empirical Formula: C10H7NO5S
- Molecular Weight: 253.23
- MDL number: MFCD00003933
- EINECS: 222-964-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-19 18:29:52
What is 2-NITROSO-1-NAPHTHOL-4-SULFONIC ACID?
Purification Methods
Crystallise the acid from dilute HCl solution. The crystals are dried over CaCl2 in a vacuum desiccator. It has also been purified by dissolution in aqueous alkali and precipitation by addition of water. It is a reagent for cobalt. [Beilstein 11 H 331, 11 II 189, 11 III 621, 11 IV 668.]
Properties of 2-NITROSO-1-NAPHTHOL-4-SULFONIC ACID
| Melting point: | 140-145 °C (dec.) |
| Density | 1.65±0.1 g/cm3(Predicted) |
| form | powder to crystal |
| pka | 0.11±0.40(Predicted) |
| color | Orange to Brown |
| CAS DataBase Reference | 3682-32-4(CAS DataBase Reference) |
| EPA Substance Registry System | 1-Naphthalenesulfonic acid, 4-hydroxy-3-nitroso- (3682-32-4) |
Safety information for 2-NITROSO-1-NAPHTHOL-4-SULFONIC ACID
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P501:Dispose of contents/container to..… |
Computed Descriptors for 2-NITROSO-1-NAPHTHOL-4-SULFONIC ACID
New Products
Tubulysin C Tubulysin A Tubulysin D Tubulysin G Diethyl Aluminium Cyanide (1.0 M in Toluene) 2H-Pyran, 4-ethynyltetrahydro- tetrahydro-4-methyl-2H-pyran 2,2-Difluoropropylamine hydrochloride 4,4-DIFLUOROCYCLOHEXANAMINE 3-FLUOROPYRROLIDINE HYDROCHLORIDE 4-CYANO-TETRAHYDROPYRAN-4-CARBOXYLIC ACID Fuel shell (1R,2S)-2-(3,4-Difluorophenyl)cyclopropanamine 2-(1-(Mercaptomethyl) cyclopropyl) acetonitrile Calcium Sodium Phosphosilicate IH 2-[2-[3(S)-3[2-(7-chloro-2-quinolinyl) ethenyl] phenyl-3- hydroxyl propyl] phenyl]-2-propanol 2-[[(3aR,4S,6R,6aS)-6-Aminotetrahydro-2,2-dimethyl-4H-cyclopenta-1,3-dioxol-4-yl]oxy]ethanol ethanedioate Latanoprostene Bunod Magnesium Trisilicate Lubiprostone Flame Retardant Zinc Borate methyl 3-fluoro-4- thiomorpholino phenylcarbamate (R)-(3-(3-fluoro-4- thiomorpholinophenyl)-2- oxooxazolidin-4-yl) methyl methanesulfonate 7-Methoxyquinoline-4-carboxylic acidRelated products of tetrahydrofuran
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