5,6-Dibromohexahydro-4,7-methanoisobenzofuran-1,3-dione CAS 5455-81-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5455-81-2 |
| Molecular Formula | C9H8Br2O3 |
| Molecular Weight | 323.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,6-Dibromohexahydro-4,7-methanoisobenzofuran-1,3-dione (CAS 5455-81-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H8Br2O3. Molecular weight: 323.97 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H8Br2O3 |
| Molecular Weight | 323.97 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Br-containing |
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