4-NITROBENZENESULFONIC ACID
- CAS NO.：138-42-1
- Empirical Formula: C6H5NO5S
- Molecular Weight: 203.17
- MDL number: MFCD00041886
- EINECS: 205-329-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-06-04 16:00:12
What is 4-NITROBENZENESULFONIC ACID?
Chemical properties
BEIGE TO YELLOW-ORANGE CRYSTALLINE POWDER
The Uses of 4-NITROBENZENESULFONIC ACID
4-Nitrobenzenesulfonic acid is used in the preparation of diaryl compounds as antiviral agents.
The Uses of 4-NITROBENZENESULFONIC ACID
4-Nitrobenzenesulfonic acid is less important than the ortho and meta isomers because sulfanilic acid and its derivatives are readily available from aniline and acetanilide.
Production Methods
4-Nitrobenzenesulfonic acid is produced by hydrolysis of 4-nitrobenzenesulfonyl chloride.
Properties of 4-NITROBENZENESULFONIC ACID
| Melting point: | 105-112 °C |
| Density | 1.548 (estimate) |
| refractive index | 1.5380 (estimate) |
| storage temp. | -20°C Freezer, Under inert atmosphere |
| solubility | DMSO (Slightly, Sonicated), Water (Slightly) |
| form | Crystalline Powder |
| pka | -1.38±0.50(Predicted) |
| color | Beige to yellow-orange |
| Water Solubility | 476g/L(100.5 ºC) |
| CAS DataBase Reference | 138-42-1(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenesulfonic acid, 4-nitro- (138-42-1) |
Safety information for 4-NITROBENZENESULFONIC ACID
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P309+P311:IF exposed or if you feel unwell: call a POISON CENTER or doctor/physician. |
Computed Descriptors for 4-NITROBENZENESULFONIC ACID
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Dibenzoyl-L-tartaric acid Anhydrous (Resolution Reagent) Cis-Tosylate Dibenzo[b,f][1,4]thiazepin-11(10H)-one 1,2,3,9-Tetrahydro-9-Methyl-4H-Carbazole-4-One 1-(4-methoxyphenyl)-4-(4-Nitrophenyl)Piperazine (IT-1) BOC Piperazine 1-Benzhydrylazetane-3-carbonitrile 8-oxa-1,3-diazaspiro[4.5]decane-2,4-dione (±)-amino(2-fluorophenyl)acetic acid 2-(2-Chlorophenyl)glycine AMINO-(3-CHLORO-PHENYL)-ACETIC ACID 2'-Fluoroacetophenone METHANOL-D1(OD) TERTIARY BUTANOL-D9 N-ETHYL-D5-AMINE HYDROCHLORIDE BENZOIC ACID-D CHLOROFORM-D TOLUENE-D3 Trans,trans muconic acid HC Blue-16 4-Amino-2-chloro-6,7-dimethoxyquinazoline Ethyl 4,5-bis(2-methoxyethoxy)-2-nitrobenzoate 2,3-Dimethoxypyridine 1-(3-Chlorophenyl)piperazine hydrochlorideRelated products of tetrahydrofuran
![2-(CHLOROMETHYL)BICYCLO[2.2.2]OCT-1-YL 4-NITROBENZENE-1-SULFONATE](https://img.chemicalbook.in/StructureFile/ChemBookStructure2/GIF/CB6244828.gif)
![2-CHLOROBICYCLO[2.2.2]OCT-1-YL 4-NITROBENZENE-1-SULFONATE](https://img.chemicalbook.in/StructureFile/ChemBookStructure2/GIF/CB9731022.gif)
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