3-Chloro-N-[2-(3,5-dimethyl-1H-pyrazole-1-carbonyl)thiophen-3-yl]-N,4-dimethylbenzene-1-sulfonamide CAS 1325304-09-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1325304-09-3 |
| Molecular Formula | C18H18ClN3O3S2 |
| Molecular Weight | 423.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-N-[2-(3,5-dimethyl-1H-pyrazole-1-carbonyl)thiophen-3-yl]-N,4-dimethylbenzene-1-sulfonamide (CAS 1325304-09-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H18ClN3O3S2. Molecular weight: 423.94 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H18ClN3O3S2 |
| Molecular Weight | 423.94 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Chloro Standards
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Recommended Standards
- 1-((5-Chlorothiophen-2-yl)sulfonyl)-4-((4-fluorophenyl)sulfonyl)piperidine (CAS 1448128-43-5)
- tert-Butyl 5-(benzyloxy)-1-(chloromethyl)-1,2-dihydro-3H-benzo[e]indole-3-carboxylate (CAS 122745-40-8)
- Ethyl 4-(4-benzylpiperazin-1-yl)-7-chloro-8-methylquinoline-3-carboxylate (CAS 457937-15-4)
- 4-(5-Isopropyl-2-methylphenoxy)aniline (CAS 946775-48-0)
- Ethyl [4-chloro-3-(difluoromethyl)-5-methyl-1H-pyrazol-1-yl]acetate (CAS 681015-27-0)
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- 2-Chloro-N,N-dimethylaniline (CAS 698-01-1)
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- 173458-82-7 7H-Pyrrolo[2,3-d]pyrimidine, 4-chloro-5,6-diphenyl-7-(phenylmethyl)- CTK0A7674 (CAS 173458-82-7)
- Insulin Degludec Impurity 12 (CAS CATO-C4X-215712)
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