3-Amino-5-methylisoxazole-4-sulfonyl Chloride CAS 1701865-36-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1701865-36-2 |
| Molecular Formula | C4H5ClN2O3S |
| Molecular Weight | 196.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Amino-5-methylisoxazole-4-sulfonyl Chloride (CAS 1701865-36-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H5ClN2O3S. Molecular weight: 196.61 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H5ClN2O3S |
| Molecular Weight | 196.61 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-chloro-8-fluoroquinolin-3-amine (CAS 1602166-76-6)
- 2-Chloro-8-fluoroquinolin-4-amine (CAS 1707359-89-4)
- (5-Methyl-1,2,4-oxadiazol-3-yl)methanesulfonyl chloride (CAS 1598160-87-2)
- 2-(8-Methoxyquinolin-3-yl)ethan-1-amine (CAS 1421605-95-9)
- N-(3-Amino-2-methylphenyl)-4-chlorobenzamide (CAS 926224-44-4)
- 2-(2-Bromo-4-formylphenoxy)propanoic acid (CAS 812642-67-4)
- 2-[2-[2-(4,5-Dihydro-4,4-dimethyl-2-oxazolyl)-1-naphthalenyl]phenyl]-4,5-dihydro-4,4-dimethyloxazole (CAS 85678-99-5)
- (2E)-3-{2-[(2-methyl-1,3-thiazol-4-yl)methoxy]phenyl}acrylic acid (CAS 926254-83-3)
- (R,8Z,11Z,13E)-15-Hydroxyicosa-8,11,13-trienoic acid (CAS 92693-02-2)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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