5-(Isoxazol-5-yl)-2-methylthiophene-3-sulfonyl chloride CAS 1282484-31-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1282484-31-4 |
| Molecular Formula | C8H6ClNO3S2 |
| Molecular Weight | 263.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-(Isoxazol-5-yl)-2-methylthiophene-3-sulfonyl chloride (CAS 1282484-31-4) pharmaceutical standards reference standard. Molecular formula: C8H6ClNO3S2. Molecular weight: 263.72 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C8H6ClNO3S2 |
| Molecular Weight | 263.72 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Isoxazol Standards
- 2-(2-(Isoxazol-5-yl)-4-nitrophenoxy)acetic acid (CAS 763108-96-9)
- N-(Isoxazol-4-yl)-[1,1'-biphenyl]-4-carboxamide (CAS 1396864-42-8)
- N1-(Isoxazol-3-yl)-N2-((1-methylpiperidin-4-yl)methyl)oxalamide (CAS 953175-55-8)
- Ethyl 3-isoxazol-5-yl[1,2,4]triazolo[4,3-a]-pyridine-6-carboxylate (CAS 1119449-93-2)
- N-(Isoxazol-4-yl)-7-methoxybenzofuran-2-carboxamide (CAS 1396678-25-3)
- N-(Isoxazol-3-yl)-3-(pyrazin-2-yl)-1,2,4-oxadiazole-5-carboxamide (CAS 1219903-31-7)
- 5-(Isoxazol-5-yl)-2-methylbenzene-1-sulfonyl chloride (CAS 5765-40-2)
- N-(5-(Isoxazol-5-yl)-1,3,4-oxadiazol-2-yl)-4-methylbenzamide (CAS 946231-57-8)
Recommended Standards
- 5-(3-Methylisoxazol-5-yl)thiophene-2-sulfonyl chloride (CAS 1282218-14-7)
- 6-Chloro-N-(3-methoxyphenethyl)pyridazin-3(2h)-imine (CAS 1283108-38-2)
- 2-Chloro-n-[2-(1-phenyl-1h-pyrazol-4-yl)ethyl]acetamide (CAS 1269151-14-5)
- 2,4-Dimethyl-6-((1-methyl-1H-pyrazol-3-yl)methoxy)benzaldehyde (CAS 1707667-49-9)
- 3-Bromo-5-(trifluoromethyl)picolinonitrile (CAS 760207-85-0)
- Famciclovir impurity 3 (CAS 97845-65-3)
- Methyl N-benzyl-N-methyl-D-alaninate hydrochloride (CAS 168292-71-5)
- (5-Ethoxyoxazol-2-yl)methanol (CAS 68208-11-7)
- N-Ethyl-4-(trifluoromethyl)aniline (CAS 820209-45-8)
- Semaglutide impurity 98 (CAS CATO-C4X-222698)
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