3-Carbamoyl-4-methylbenzene-1-sulfonyl chloride CAS 76503-37-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 76503-37-2 |
| Molecular Formula | C8H8ClNO3S |
| Molecular Weight | 233.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Carbamoyl-4-methylbenzene-1-sulfonyl chloride (CAS 76503-37-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H8ClNO3S. Molecular weight: 233.67 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H8ClNO3S |
| Molecular Weight | 233.67 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 |
| 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.) | 1978 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Carbamoyl Standards
- 3-Carbamoyl-5-methylbenzene-1-sulfonyl chloride (CAS 1478003-33-6)
- n-Carbamoyl-2-(2-cyanophenoxy)propanamide (CAS 923243-64-5)
- 2-(4-Carbamoyl-1H-1,2,3-triazol-1-yl)ethyl methanesulfonate (CAS 1114822-94-4)
- 2-Carbamoyl-4-(trifluoromethyl)phenylboronic acid (CAS 1218790-55-6)
- N-Carbamoyl-2-chlorobenzenesulfonamide (CAS 5051-77-4)
- 2-Carbamoyl-8-hydroxyquinoline-7-carboxylic acid (CAS 512539-50-3)
- 7-Carbamoyl-4-hydroxyquinoline-3-carboxylic acid (CAS 63463-24-1)
- 2-Carbamoyl-7-methoxypyrazolo[1,5-a]pyridine-5-carboxylic acid (CAS 2721374-91-8)
Recommended Standards
- 3-Acetamidobenzenesulfonyl Chloride (CAS 23905-46-6)
- 4-(Methylcarbamoyl)benzenesulfonyl Chloride (CAS 874622-79-4)
- 3-(5-Chlorothiophene-2-carboxamido)propanoic acid (CAS 863015-70-7)
- Tert-butyl n-[4-(4-aminopiperidin-1-yl)-4-oxobutyl]-N-methylcarbamate (CAS 1305711-11-8)
- 1,2-Dimethyl-1h-indole-3-sulfonamide (CAS 1368855-49-5)
- 5,7-Difluoroquinazolin-4-amine (CAS 1009034-66-5)
- 3-Bromo-2-fluoro-6-methyl-benzoic acid (CAS 1427433-22-4)
- 3-(2,2,2-Trifluoro-1,1-dihydroxyethyl)pyrrolidin-2-one (CAS 1219000-15-3)
- N-Cyclopentyl-1-ethyl-[1,2,4]triazolo[4,3-a]quinoxalin-4-amine (CAS 113181-13-8)
- Semaglutide impurity 106 (CAS CATO-C4X-2226106)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com