4-[(1E)-3-(4-Chlorophenyl)-3-oxoprop-1-en-1-yl]phenyl thiophene-2-carboxylate CAS 331460-49-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 331460-49-2 |
| Molecular Formula | C20H13ClO3S |
| Molecular Weight | 368.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-[(1E)-3-(4-Chlorophenyl)-3-oxoprop-1-en-1-yl]phenyl thiophene-2-carboxylate (CAS 331460-49-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H13ClO3S. Molecular weight: 368.83 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H13ClO3S |
| Molecular Weight | 368.83 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related E Standards
- 3-((4-Chlorophenyl)sulfonyl)-1-(3,4-dimethoxyphenyl)propan-1-one (CAS 720667-92-5)
- 4-[(2E)-3-(3-Chlorophenyl)prop-2-enoyl]phenyl thiophene-2-carboxylate (CAS 298215-98-2)
- Butyl 4-(((4-chlorophenyl)sulfonyl)oxy)benzoate (CAS 331462-14-7)
- 1-(2-Chlorophenyl)-3-(2-(6-oxo-3-phenylpyridazin-1(6H)-yl)ethyl)urea (CAS 1049255-55-1)
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- 2-(2-(2-(4-Chlorophenyl)thiazol-4-yl)ethyl)isoindoline-1,3-dione (CAS 26942-17-6)
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Recommended Standards
- (E)-4-(3-(thiophen-2-yl)acryloyl)phenyl 4-chlorobenzoate (CAS 297150-14-2)
- (E)-4-(3-(thiophen-2-yl)acryloyl)phenyl 2-chlorobenzoate (CAS 298215-32-4)
- 2-Chloro-N-(2-{5-[(4-ethoxyphenyl)methylidene]-2,4-dioxo-1,3-thiazolidin-3-yl}ethyl)acetamide (CAS 1269181-34-1)
- 1-(4-(Trifluoromethyl)phenyl)but-3-yn-1-ol (CAS 879496-92-1)
- (6-(2,2-Difluoroethoxy)pyridin-2-yl)methanamine (CAS 1427960-45-9)
- 3-Bromo-4,5-difluorobenzoyl chloride (CAS 1807172-24-2)
- (R)-2-((tert-Butoxycarbonyl)amino)-4-(3-chlorophenyl)butanoic acid (CAS 1260592-58-2)
- (S)-2-Cyclohexylpyrrolidine hydrochloride (CAS 1384269-06-0)
- (3-Chloro-4-ethoxyphenyl)(methyl)sulfane (CAS 1379363-01-5)
- Semaglutide impurity 39 (CAS CATO-C4X-222639)
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