4-[(2E)-3-(Thiophen-2-yl)prop-2-enoyl]phenyl 4-chlorobenzene-1-sulfonate CAS 331460-91-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 331460-91-4 |
| Molecular Formula | C19H13ClO4S2 |
| Molecular Weight | 404.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-[(2E)-3-(Thiophen-2-yl)prop-2-enoyl]phenyl 4-chlorobenzene-1-sulfonate (CAS 331460-91-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H13ClO4S2. Molecular weight: 404.89 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H13ClO4S2 |
| Molecular Weight | 404.89 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
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Recommended Standards
- 4-((3-(2-Chloroethyl)-2-methyl-6-phenoxyquinolin-4-yl)amino)phenol (CAS 861210-03-9)
- N-(3-Chloro-4-fluorophenyl)-4-hydroxy-1-methyl-1H-thieno[3,2-c][1,2]thiazine-3-carbothioamide 2,2-dioxide (CAS 320423-78-7)
- 3-Chloro-N-(3-(5,7-dimethylbenzo[d]oxazol-2-yl)-2-methylphenyl)-4-methylbenzamide (CAS 590395-75-8)
- 6-(bromomethyl)-5-oxaspiro[2.4]heptan-4-one (CAS 1803608-05-0)
- 3-Aminocyclobutanemethanol (CAS 130369-00-5)
- (1-(tert-Butoxycarbonyl)indolin-5-yl)boronic acid (CAS 352359-11-6)
- 1-bromo-6-methoxy-naphthalene (CAS 83710-62-7)
- (3S)-3-ethyl-1-methyl-piperazine;dihydrochloride (CAS 2242488-95-3)
- 2-Amino-3-(thiophen-2-yl)propan-1-ol hydrochloride (CAS 1380006-36-9)
- Liraglutide Impurity 5 TFA Salt (CAS CATO-C4X-19925)
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