5,6-Dibromo-2,3-dihydro-isoindol-1-one CAS 954239-43-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 954239-43-1 |
| Molecular Formula | C8H5Br2NO |
| Molecular Weight | 290.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,6-Dibromo-2,3-dihydro-isoindol-1-one (CAS 954239-43-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5Br2NO. Molecular weight: 290.94 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5Br2NO |
| Molecular Weight | 290.94 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 4,7-Dibromo-2-methyl-2H-benzo[d][1,2,3]triazole (CAS 300684-26-8)
- 5,6-Dibromoindolin-2-one (CAS 612487-49-7)
- 4,6-Dibromo-1H-indazol-3-amine (CAS 796970-45-1)
- 4-(4-Chlorophenyl)-5-[(4-fluorophenyl)sulfanyl]-1,2,3-thiadiazole (CAS 338408-07-4)
- 1-N-Ethyl-4-fluorobenzene-1,2-diamine (CAS 1737-43-5)
- 2-(2,5-Dimethoxyphenyl)acetohydrazide (CAS 436155-31-6)
- Ethyl 1-cyclopropyl-2,5-dimethyl-1H-imidazole-4-carboxylate (CAS 824432-04-4)
- ethyl 2-(trifluoromethyl)but-2-enoate (CAS 1215018-51-1)
- tert-Butyl 3-hydroxybenzoate (CAS 57704-54-8)
- Semaglutide impurity 66 (CAS CATO-C4X-222666)
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