7-Chloro-2-methylbenzo[b]thiophene-3-sulfonyl chloride CAS 338797-01-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338797-01-6 |
| Molecular Formula | C9H6Cl2O2S2 |
| Molecular Weight | 281.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-2-methylbenzo[b]thiophene-3-sulfonyl chloride (CAS 338797-01-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H6Cl2O2S2. Molecular weight: 281.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H6Cl2O2S2 |
| Molecular Weight | 281.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Chloro Standards
- 5-Chloro-3-methylbenzo[b]thiophene-2-sulfonyl chloride (CAS 166964-33-6)
- 4-Chloro-3-methyl-1-benzothiophene-2-sulfonyl chloride (CAS 752135-45-8)
- 5-Chloro-2-methyl-1-benzothiophene-3-sulfonyl chloride (CAS 220432-04-2)
- 6-Chloro-3-methyl-1-benzothiophene-2-sulfonyl chloride (CAS 752135-37-8)
- 4-Chloro-5-(2-chlorophenyl)thieno[2,3-d]pyrimidine (CAS 1133128-92-3)
- 5-chloro-2-(cyclopropylmethoxy)benzene-1-sulfonyl chloride (CAS 1248472-51-6)
- 4-Chloro-2-(2-chlorophenyl)thieno[3,2-d]pyrimidine (CAS 383146-17-6)
- 4-Chloro-5-(4-chlorophenyl)thieno[2,3-d]pyrimidine (CAS 331761-46-7)
Recommended Standards
- Cloperastine Impurity 5 (CAS 75842-85-2)
- Meclozine Impurity 2 (CAS 5321-46-0)
- N,N-Dimethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-3-carboxamide (CAS 2377610-18-7)
- 2-(methylamino)ethane-1-thiol hydrochloride (CAS 33744-33-1)
- 6-Bromo-2-nitropyridin-3-amine (CAS 1211333-10-6)
- 2-[(4-fluorophenyl)methyl]-5-iodothiophene (CAS 154355-88-1)
- 6-Ethoxy-5-fluoronicotinic acid (CAS 1354225-51-6)
- 2-(3-(Pyridin-4-yl)-1H-1,2,4-triazol-5-yl)aniline (CAS 1216198-26-3)
- 8-Bromo-4-chloro-6-(trifluoromethyl)quinoline (CAS 1065093-23-3)
- [Tyr15] Fibrinopeptide B, human (CAS 125455-56-3)
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