(2E)-2-(4-Bromobenzenesulfonyl)-3-(5,7-dimethyl-4-oxo-4H-chromen-3-yl)prop-2-enenitrile CAS 1025255-71-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1025255-71-3 |
| Molecular Formula | C20H14BrNO4S |
| Molecular Weight | 444.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2E)-2-(4-Bromobenzenesulfonyl)-3-(5,7-dimethyl-4-oxo-4H-chromen-3-yl)prop-2-enenitrile (CAS 1025255-71-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H14BrNO4S. Molecular weight: 444.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H14BrNO4S |
| Molecular Weight | 444.30 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related E Standards
- 1-(4-Bromobenzenesulfonyl)-N-(4-chlorophenyl)pyrrolidine-2-carboxamide (CAS 317377-68-7)
- 1-(4-Bromobenzenesulfonyl)-N-(3,4-difluorophenyl)pyrrolidine-2-carboxamide (CAS 317377-76-7)
- N-[4-(4-Bromobenzenesulfonyl)phenyl]-3-methoxybenzamide (CAS 339031-42-4)
- 1-(4-Bromobenzenesulfonyl)-3-[4-(3-fluoropropoxy)phenyl]-1H-pyrazole (CAS 477711-13-0)
- 2-[4-(4-Bromobenzenesulfonyl)piperazin-1-yl]-1,3-benzothiazole (CAS 478077-05-3)
- 1-(4-Bromobenzenesulfonyl)-4-[5-(trifluoromethyl)pyridin-2-yl]piperazine (CAS 478077-46-2)
- N-[2-(4-Bromobenzenesulfonyl)ethyl]-3-(trifluoromethyl)benzamide (CAS 338956-10-8)
- 2-[4-(4-Bromobenzenesulfonyl)piperazin-1-yl]-4,6-dimethylpyridine-3-carbonitrile (CAS 478081-74-2)
Recommended Standards
- 2-Iodo-N-(1-methylnaphtho[1,2-d]thiazol-2(1H)-ylidene)benzamide (CAS 477501-13-6)
- (2-Bromophenyl)(3-((3-(2-fluorophenyl)-1,2,4-oxadiazol-5-yl)methyl)piperidin-1-yl)methanone (CAS 1705444-18-3)
- 2-((4-Allyl-5-(((4-iodophenyl)amino)methyl)-4H-1,2,4-triazol-3-yl)thio)acetohydrazide (CAS 1306738-91-9)
- 1-Azepan-4-yl-1H-pyrazole-4-carboxylic acid amide (CAS 1316218-38-8)
- 5-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl}thiophene-2-carbonitrile (CAS 321430-92-6)
- 2-Amino-4-bromo-6-methylpyridine (CAS 524718-27-2)
- (R)-2-(4-Chlorophenyl)propanoic acid (CAS 105879-62-7)
- 4-Bromo-6-chloro-8-methoxyquinoline (CAS 1189107-33-2)
- 2-(1H-1,2,4-Triazol-3-yl)-1H-isoindole-1,3(2H)-dione (CAS 59208-47-8)
- Insulin Degludec Impurity 8 (CAS CATO-C4X-21578)
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