3-(Methylsulfonyl)benzenesulfonyl Chloride CAS 5335-40-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5335-40-0 |
| Molecular Formula | C7H7ClO4S2 |
| Molecular Weight | 254.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-(Methylsulfonyl)benzenesulfonyl Chloride (CAS 5335-40-0) pharmaceutical standards reference standard. Molecular formula: C7H7ClO4S2. Molecular weight: 254.71 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H7ClO4S2 |
| Molecular Weight | 254.71 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Methylsulfonyl Standards
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- 5-(Methylsulfonyl)-2-(piperidin-1-yl)aniline (CAS 849035-90-1)
Recommended Standards
- 3-(4-Chlorophenyl)-5-phenyl-1H-pyrazole (CAS 30152-32-0)
- 3-[(2-chloroacetamido)methyl]-N,N-dimethylbenzamide (CAS 2031259-37-5)
- 3-(4-Chlorophenyl)-1-phenyl-1H-pyrazole (CAS 33064-19-6)
- Ethyl 2,3-dibromo-5-(difluoromethoxy)phenylacetate (CAS 1804936-33-1)
- Ethyl Allyl(2-oxoethyl)carbamate (CAS 128740-03-4)
- 3-(tert-Butoxy)-2-(tert-butyl)-4-cyclopropoxypyridine (CAS 1243372-65-7)
- 4-(3,5-Dimethyl-1h-pyrazol-1-yl)phenol (CAS 51011-27-9)
- 4-Ethoxy-2-(methylthio)aniline (CAS 647843-13-8)
- RMC6236 Intermediate 28 (CAS CATO-CIM-103916)
- Galanin-Like Peptide (porcine) trifluoroacetate salt (CAS 245114-96-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com