8-Allyl-2-(5-bromothiophen-2-yl)-4H-chromen-4-one CAS 219771-92-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 219771-92-3 |
| Molecular Formula | C16H11BrO2S |
| Molecular Weight | 347.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-Allyl-2-(5-bromothiophen-2-yl)-4H-chromen-4-one (CAS 219771-92-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H11BrO2S. Molecular weight: 347.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H11BrO2S |
| Molecular Weight | 347.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2019 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-Bromo-N-(3-methylbenzo[d]thiazol-2(3H)-ylidene)benzamide (CAS 325986-78-5)
- Benzyl 5-bromobenzo[b]thiophene-2-carboxylate (CAS 2497586-33-9)
- 4-Bromo-N-(3-cyano-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)benzamide (CAS 321945-30-6)
- 5-methyl-4-(2-nitrophenyl)-4H-1,2,4-triazole-3-thiol (CAS 1803598-12-0)
- 5,6-Diaminopicolinonitrile (CAS 516481-68-8)
- (R)-2-Amino-1,1,2-triphenylethanol (CAS 79868-79-4)
- 2-(5-(4-Bromophenyl)-4-oxothieno[2,3-d]pyrimidin-3(4H)-yl)acetic acid (CAS 446830-87-1)
- 2-(1-Bromopropan-2-yl)-1,3-dioxolane (CAS 87373-70-4)
- 1-Chloro-3-(pyridin-4-yl)-2,7-naphthyridine (CAS 1211593-56-4)
- Semaglutide impurity 78 (CAS CATO-C4X-222678)
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