2-Ethyl-3-(2-oxopyrrolidin-1-yl)benzene-1-sulfonyl chloride CAS 1509935-74-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1509935-74-3 |
| Molecular Formula | C12H14ClNO3S |
| Molecular Weight | 287.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Ethyl-3-(2-oxopyrrolidin-1-yl)benzene-1-sulfonyl chloride (CAS 1509935-74-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H14ClNO3S. Molecular weight: 287.76 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H14ClNO3S |
| Molecular Weight | 287.76 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 chloroform, dichloromethane, ethyl acetate, 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.) | 1992 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 4-(2-(2-Oxopyrrolidin-1-yl)ethyl)benzenesulfonyl chloride (CAS 1017140-97-4)
- N-(5-Oxopyrrolidin-3-yl)-4-(trifluoromethoxy)benzamide (CAS 1351642-67-5)
- 5-Oxopyrrolidin-3-yl (3-(trifluoromethyl)phenyl)carbamate (CAS 88015-90-1)
- 3,5-Bis(2-oxopyrrolidin-1-yl)benzoic acid (CAS 537657-84-4)
- 5-Oxopyrrolidin-3-yl (2,5-dichlorophenyl)carbamate (CAS 88015-93-4)
- 5-Oxopyrrolidin-3-yl (2,6-dichlorophenyl)carbamate (CAS 88015-94-5)
- 5-Oxopyrrolidin-3-yl (3,4-dichlorophenyl)carbamate (CAS 88015-95-6)
- 5-Oxopyrrolidin-3-yl (3,5-dichlorophenyl)carbamate (CAS 88015-96-7)
Recommended Standards
- 2-Methyl-3-(2-oxopiperidin-1-yl)benzene-1-sulfonyl chloride (CAS 1509935-66-3)
- tert-Butyl N-(4-chloro-3-fluorophenyl)-N-propylcarbamate (CAS 1881291-03-7)
- 1-benzoylpiperidine-3-sulfonyl chloride (CAS 1461715-30-9)
- Tert-butyl 3-bromo-5-cyano-1H-indazole-1-carboxylate (CAS 473416-06-7)
- Okadaic Acid 9-Anthrylmethyl Ester (CAS 157606-35-4)
- 3-(4-Chloropyridin-3-yl)prop-2-yn-1-ol (CAS 1203499-62-0)
- Ethyl 2-(pyridin-2-yl)thiazole-5-carboxylate (CAS 886370-79-2)
- tert-Butyl 2-(furan-3-ylmethyl)hydrazinecarboxylate (CAS 150767-03-6)
- 2-Bromo-6-(trimethylsilyl)phenyl triflate (CAS 1092542-31-8)
- Semaglutide impurity 275 (CAS CATO-C4X-2226275)
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