3-Methyl-5-nitrobenzenesulfonyl chloride CAS 342422-23-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 342422-23-5 |
| Molecular Formula | C7H6ClNO4S |
| Molecular Weight | 235.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-5-nitrobenzenesulfonyl chloride (CAS 342422-23-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H6ClNO4S. Molecular weight: 235.64 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H6ClNO4S |
| Molecular Weight | 235.64 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 2-Methyl-5-nitrobenzenesulfonyl Chloride (CAS 121-02-8)
- 2-methyl-3-nitrobenzenesulfonyl chloride (CAS 56682-04-3)
- 2-Methyl-6-nitrobenzenesulfonyl Chloride (CAS 56202-22-3)
- 3-Methyl-4-nitrobenzenesulfonyl Chloride (CAS 78726-75-7)
- 2-(4-nitrobenzenesulfonyl)ethan-1-ol (CAS 21386-32-3)
- 2-(2-Nitrobenzenesulfonyl)acetic acid (CAS 27489-27-6)
- 2-(4-Nitrobenzenesulfonyl)acetic acid (CAS 3937-94-8)
- 2-Nitrobenzenesulfonyl Chloride (CAS 1694-92-4)
Recommended Standards
- 3-Nitrobenzylsulfonyl Chloride (CAS 58032-84-1)
- 3-Chloro-5-sulfamoylbenzoic acid (CAS 83173-95-9)
- 4-Nitro-alpha-toluenesulfonyl chloride, 97% (CAS 4025-75-6)
- 2-(3-Amino-4,5,6,7-tetrahydro-2h-indazol-2-yl)acetic acid (CAS 1495589-00-8)
- 3-(2-Chlorophenyl)-4-((3-ethoxy-2-hydroxybenzylidene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 478253-81-5)
- 2-(4-Methoxyphenyl)-5,5-dimethyloxazole-4(5H)-thione (CAS 306955-38-4)
- N-(2,3-dimethylphenyl)-2-((1-phenyl-1H-tetrazol-5-yl)thio)acetamide (CAS 297137-97-4)
- 2-Butoxy-4-fluoro-5-methylphenol (CAS 1881328-52-4)
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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