3-Chloro-2-nitrobenzenesulfonyl chloride CAS 78846-40-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 78846-40-9 |
| Molecular Formula | C6H3Cl2NO4S |
| Molecular Weight | 256.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-Chloro-2-nitrobenzenesulfonyl chloride (CAS 78846-40-9) pharmaceutical standards reference standard. Molecular formula: C6H3Cl2NO4S. Molecular weight: 256.06 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H3Cl2NO4S |
| Molecular Weight | 256.06 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-3-nitrobenzenesulfonyl chloride (CAS 15945-25-2)
- 2-Chloro-6-nitrobenzene-1-sulfonyl chloride (CAS 17970-75-1)
- 2-Chloro-4-nitrobenzenesulfonyl Chloride (CAS 20201-03-0)
- 2-Chloro-5-(chlorosulfonyl)nicotinic acid (CAS 476156-65-7)
- 2-Chloro-5-nitrobenzenesulfonyl Chloride (CAS 4533-95-3)
- 3-Chloro-4-nitrobenzenesulfonyl Chloride (CAS 64835-30-9)
- 3-Chloro-5-nitrobenzenesulfonyl chloride (CAS 953891-33-3)
- 4-Chloro-3-nitrobenzenesulfonyl Chloride (CAS 97-08-5)
Recommended Standards
- 3-Bromo-6-methyl-4-nitro-1H-indazole (CAS 885520-86-5)
- 3-Bromo-5-methyl-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid (CAS 2167720-77-4)
- 3-Bromo-2-methyl-6-nitro-2H-indazole (CAS 74209-41-9)
- 2-methylpyrazole-3-carbonyl chloride (CAS 84547-59-1)
- D-beta-Tocotrienol (CAS 490-23-3)
- 2-((2,6-Dichlorophenyl)thio)-1,1-diphenylethan-1-ol (CAS 252026-42-9)
- 5-Bromo-2,3-dimethylpyridine (CAS 27063-90-7)
- 9-Aminominocycline Epimer (CAS CATO-C4X-169920)
- 2-(2,3-dimethylphenyl)-2-(trifluoromethyl)pyrrolidine (CAS 1384431-01-9)
- Semaglutide impurity 86 (CAS CATO-C4X-222686)
Why CATO?
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