Benzo[d]oxazole-2-sulfonyl chloride CAS 1026975-53-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1026975-53-0 |
| Molecular Formula | C7H4ClNO3S |
| Molecular Weight | 217.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Benzo[d]oxazole-2-sulfonyl chloride (CAS 1026975-53-0) pharmaceutical standards reference standard. Molecular formula: C7H4ClNO3S. Molecular weight: 217.63 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H4ClNO3S |
| Molecular Weight | 217.63 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Benzo Standards
- Benzo[d]oxazole-4-sulfonyl chloride (CAS 1068144-14-8)
- Benzo[d]oxazole-5-sulfonyl Chloride (CAS 1427173-25-8)
- Benzo[d]isoxazole-5-sulfonyl chloride (CAS 16331-62-7)
- Benzo[d]oxazole-7-sulfonyl chloride (CAS 1781899-50-0)
- 4-(Benzo[b]thiophen-5-yl)piperidine (CAS 1020276-27-0)
- 2-(Benzo[b]thiophen-3-ylmethyl)pyrrolidine (CAS 1342239-74-0)
- (1-(Benzo[b]thiophen-3-ylmethyl)cyclopropyl)methanamine (CAS 1482790-77-1)
- 4-(Benzo[b]thiophen-3-yl)piperidine (CAS 56839-05-5)
Recommended Standards
- 3-chloro-4-(trifluoromethoxy)aniline 4-Amino-2-chloro-alpha,alpha,alpha-trifluoroanisole 64628-73-5 (CAS 64628-73-5)
- Ethyl 6-amino-3-chloro-2-fluorobenzoate (CAS 869333-32-4)
- Imidazo[1,2-b]pyridazine-3-sulfonyl chloride (CAS 1150567-73-9)
- N1-(4-chloro-2-nitrophenyl)ethane-1,2-diamine (CAS 59320-16-0)
- (2S)-3-Methyl-2-(phenylamino)butanoic acid (CAS 21671-21-6)
- (3AS,4R,6aR)-5-fluoro-2,2-dimethyl-6-((trityloxy)methyl)-4,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-ol (CAS 805245-42-5)
- 4-Hydroxy-7-methoxyquinoline-3-carbonitrile (CAS 2305-69-3)
- Carboplatin Impurity 9 (CAS CATO-C4X-20619)
- 2-(Allylthio)-5-(4-methoxyphenyl)-1-(o-tolyl)-1H-imidazole (CAS 1207045-31-5)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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