5,7-Dibromo-2-methyl-4H-benzo[d][1,3]oxazin-4-one CAS 76443-44-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 76443-44-2 |
| Molecular Formula | C9H5Br2NO2 |
| Molecular Weight | 318.95 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,7-Dibromo-2-methyl-4H-benzo[d][1,3]oxazin-4-one (CAS 76443-44-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H5Br2NO2. Molecular weight: 318.95 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H5Br2NO2 |
| Molecular Weight | 318.95 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 |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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- 3,5-Dibromo-1H-indole-2-carboxylic acid (CAS 98591-49-2)
- 3,6-Dibromo-4-hydroxyquinolin-2(1H)-one (CAS 90532-79-9)
- 4,4-Dibromo-3-phenylisoxazol-5(4H)-one (CAS 61656-38-0)
- 5,6-Dibromo-1H-indole-3-carboxylic acid (CAS 857809-64-4)
- 6,8-Dibromo-2-methyl-4H-benzo[d][1,3]oxazin-4-one (CAS 40889-42-7)
- 2,4-Dibromo-5-fluoronaphthalen-1-amine (CAS 2621936-12-5)
Recommended Standards
- 4-Bromo-2,3-difluorophenylboronic acid pinacol ester (CAS 2121515-07-7)
- 6-Amino-5,7-dibromo-2H-chromen-2-one (CAS 866475-81-2)
- 5-Bromo-2-(3-bromopyridin-2-yl)-2H-1,2,3-triazol-4-amine (CAS 1708168-56-2)
- 2-Chloro-5,7-dimethyl-4-morpholino-5H-pyrrolo[3,2-d]pyrimidin-6(7H)-one (CAS 1382980-43-9)
- 2-Methyl-2-thiophen-3-yl-propionic acid methyl ester (CAS 147632-26-6)
- 2-(7-Bromoquinolin-4-yl)-1-(6-methylpyridin-2-yl)ethanone (CAS 476472-31-8)
- 1-(5-Mercaptobenzo[d]oxazol-2-yl)ethanone (CAS 1803815-27-1)
- tert-Butyl 4-(((6-methoxy-4-oxo-3-((pivaloyloxy)methyl)-3,4-dihydroquinazolin-7-yl)oxy)methyl)piperidine-1-carboxylate (CAS 264208-86-8)
- 3-{3-[(benzenesulfonyl)methyl]-4-nitrophenyl}-1H-pyrazole (CAS 318247-39-1)
- Peptide Impurity 15 (CAS 1227750-69-7)
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