6-Bromo-8-(chloromethyl)-4-oxo-4H-1-benzopyran-3-carboxaldehyde CAS 735321-26-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 735321-26-3 |
| Molecular Formula | C11H6BrClO3 |
| Molecular Weight | 301.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Bromo-8-(chloromethyl)-4-oxo-4H-1-benzopyran-3-carboxaldehyde (CAS 735321-26-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H6BrClO3. Molecular weight: 301.52 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H6BrClO3 |
| Molecular Weight | 301.52 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl/Br-containing |
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Recommended Standards
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- [3,3'-Bithiophene]-4,4'-diyldimethanol (CAS 23062-33-1)
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- Methyl 2-bromo-3-cyanoisonicotinate (CAS 1805522-01-3)
- 1,8-Dihydroxy-3-(hydroxymethyl)-6-methylanthracene-9,10-dione (CAS 873431-39-1)
- Decitabine Impurity 2 (CAS CATO-C4X-11372)
- Semaglutide impurity 268 (CAS CATO-C4X-2226268)
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