3-Bromo-[1,3]dioxolo[4,5-g]cinnolin-4(1H)-one CAS 28657-77-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28657-77-4 |
| Molecular Formula | C9H5BrN2O3 |
| Molecular Weight | 269.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Bromo-[1,3]dioxolo[4,5-g]cinnolin-4(1H)-one (CAS 28657-77-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H5BrN2O3. Molecular weight: 269.05 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H5BrN2O3 |
| Molecular Weight | 269.05 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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.) | 1965 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- Methyl 5-(4-bromobenzoyl)furan-2-carboxylate (CAS 1399662-40-8)
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- Mag-fura-2,am (CAS 130100-20-8)
- 3-ethylpyridine-2-carboxylic acid hydrochloride (CAS 1423719-88-3)
- tert-Butyl (3-chloropropanoyl)carbamate (CAS 120158-04-5)
- 3-Methyl-2-(methylthio)pyridine-5-boronic acid (CAS 1190206-49-5)
- α Bag Cell Peptide (1-9) (CAS 87549-52-8)
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