3-(2-Bromophenoxy)-7-hydroxy-4H-chromen-4-one CAS 196928-47-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 196928-47-9 |
| Molecular Formula | C15H9BrO4 |
| Molecular Weight | 333.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2-Bromophenoxy)-7-hydroxy-4H-chromen-4-one (CAS 196928-47-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C15H9BrO4. Molecular weight: 333.13 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C15H9BrO4 |
| Molecular Weight | 333.13 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2013 |
| Halogen Content | Br-containing |
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Recommended Standards
- 1-(4-Amino-3-iodo-1H-pyrazolo[3,4-d]pyrimidin-1-yl)-2-methylpropan-2-ol (CAS 1951431-44-9)
- 1-(2,3-Dichlorophenyl)-3-(3,4,5-trifluorophenyl)propan-1-one (CAS 898778-51-3)
- 2-(4-Bromophenyl)-5,7-dihydroxy-4H-chromen-4-one (CAS 152969-70-5)
- 2-(2-Cyclopentyl-1H-imidazol-4-yl)ethanamine (CAS 479408-58-7)
- 4,6-Difluoro-1a,2,3,7b-tetrahydronaphtho[1,2-b]oxirene (CAS 939760-68-6)
- Arotinolol Impurity 45 (CAS CATO-C4X-185445)
- Xibornol (CAS 13741-18-9)
- 1-bromo-2-chloro-4-(chloromethyl)benzene (CAS 95349-72-7)
- 2-Chloro-5-(1h-1,2,3,4-tetrazol-1-yl)aniline (CAS 926200-13-7)
- Semaglutide Impurity 158 (x TFA Salt) (CAS CATO-C4X-2226158)
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