2,4-DINITROBENZENESULFONYL CHLORIDE
- CAS NO.：1656-44-6
- Empirical Formula: C6H3ClN2O6S
- Molecular Weight: 266.62
- MDL number: MFCD00007431
- EINECS: 216-749-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-06-04 16:00:12
What is 2,4-DINITROBENZENESULFONYL CHLORIDE?
Chemical properties
yellow crystalline powder
The Uses of 2,4-DINITROBENZENESULFONYL CHLORIDE
2,4-Dinitrobenzenesulfonyl chloride was used to protect primary amines. It was used as starting reagent in the synthesis of tert-butyl 2-[(2,4-dinitrophenyl) sulfonyl]amino acetate.
What are the applications of Application
2,4-Dinitrobenzenesulfonyl chloride is a dinitro sulfonic acid halide
General Description
2,4-Dinitrobenzenesulfonyl chloride causes the sulfonation of glycosylamines to yield N-glycosyl-2,4-dinitrobenzenesulfonamides.
Purification Methods
Crystallise the sulfonyl chloride from *benzene or *benzene/pet ether. [Beilstein 11 H 78, 11 IV 214.]
Properties of 2,4-DINITROBENZENESULFONYL CHLORIDE
| Melting point: | 101-103 °C (lit.) |
| Boiling point: | 60-80 °C |
| Density | 1.780 |
| storage temp. | -20°C Freezer |
| solubility | Chloroform (Slightly) |
| form | Solid |
| color | Light Yellow Crystalline |
| Water Solubility | Reacts with water. |
| Sensitive | Moisture Sensitive |
| BRN | 2147583 |
| Stability: | Hygroscopic |
| CAS DataBase Reference | 1656-44-6(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenesulfonyl chloride, 2,4-dinitro- (1656-44-6) |
Safety information for 2,4-DINITROBENZENESULFONYL CHLORIDE
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Health Hazard GHS08 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation H340:Germ cell mutagenicity H350:Carcinogenicity H373:Specific target organ toxicity, repeated exposure |
| Precautionary Statement Codes |
P202:Do not handle until all safety precautions have been read and understood. P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2,4-DINITROBENZENESULFONYL CHLORIDE
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