4-(Oxazol-2-yl)benzenesulfonyl chloride CAS 956595-45-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956595-45-2 |
| Molecular Formula | C9H6ClNO3S |
| Molecular Weight | 243.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Oxazol-2-yl)benzenesulfonyl chloride (CAS 956595-45-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H6ClNO3S. Molecular weight: 243.67 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H6ClNO3S |
| Molecular Weight | 243.67 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Oxazol Standards
- 2-(Oxazol-5-yl)benzenesulfonyl chloride (CAS 1053658-65-3)
- 3-(1,2-oxazol-5-yl)benzene-1-sulfonyl chloride (CAS 13567-19-6)
- 2-(1,2-oxazol-4-yl)benzene-1-sulfonyl chloride (CAS 87488-71-9)
- 2-(1,2-oxazol-5-yl)benzene-1-sulfonyl chloride (CAS 87488-64-0)
- 3-(Oxazol-5-yl)benzenesulfonyl chloride (CAS 499770-75-1)
- 4-(1,2-oxazol-5-yl)benzene-1-sulfonyl chloride (CAS 5765-41-3)
- 4-(Oxazol-4-yl)benzene-1-sulfonyl chloride (CAS 954368-94-6)
- 4-(Oxazol-5-yl)benzenesulfonyl chloride (CAS 337508-66-4)
Recommended Standards
- 3-phenyl-1,2-oxazole-5-sulfonyl chloride (CAS 37543-50-3)
- 3-Methyl-5-(4-methyl-1,2,3-thiadiazol-5-yl)isoxazole-4-carbonyl chloride (CAS 423768-48-3)
- 4-Chloroquinoline-3-sulfonic acid (CAS 205985-49-5)
- 2-Cyano-3-phenylacrylamide (CAS 709-79-5)
- Methyl 2-ethoxy-4-methylbenzoate (CAS 1052647-23-0)
- 2-Bromo-n-[2-(3,4-dimethoxyphenyl)ethyl]propanamide (CAS 1160995-38-9)
- n-(4-Ethylphenyl)-3-oxobutanamide (CAS 32357-75-8)
- Kanamycin Disulfate (CAS 64013-70-3)
- 2-Imino-5-oxo-N,1-bis(pyridin-3-ylmethyl)-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 510761-54-3)
- Gastric Inhibitory Polypeptide (3-42) (human) trifluoroacetate salt (CAS 1802086-25-4)
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