7-bromo-6-fluoro-3H-1,3-benzoxazol-2-one CAS 243448-05-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 243448-05-7 |
| Molecular Formula | C7H9BrFNO2 |
| Molecular Weight | 238.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-bromo-6-fluoro-3H-1,3-benzoxazol-2-one (CAS 243448-05-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H9BrFNO2. Molecular weight: 238.05 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H9BrFNO2 |
| Molecular Weight | 238.05 g/mol |
| Appearance | 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Related bromo Standards
- 6-bromo-4-fluoro-3H-1,3-benzoxazol-2-one (CAS 1780002-65-4)
- 6-bromo-7-fluoro-3H-1,3-benzoxazol-2-one (CAS 1936453-64-3)
- 4-bromo-5-fluoro-3H-1,3-benzoxazol-2-one (CAS 2156619-43-9)
- 4-bromo-6-fluoro-3H-1,3-benzoxazol-2-one (CAS 2387595-42-6)
- 4-bromo-7-fluoro-3H-1,3-benzoxazol-2-one (CAS 2387598-72-1)
- 5-bromo-4-fluoro-3H-1,3-benzoxazol-2-one (CAS 2059951-19-6)
- 5-bromo-6-fluoro-3H-1,3-benzoxazol-2-one (CAS 32273-01-1)
- 5-bromo-7-fluoro-3H-1,3-benzoxazol-2-one (CAS 509147-84-6)
Recommended Standards
- 7-bromo-5-fluoro-3H-1,3-benzoxazol-2-one (CAS 32272-96-1)
- 2-Fluoro-4-hydroxyphenylboronic Acid Pinacol Ester (CAS 1029439-02-8)
- 7-bromo-4-fluoro-3H-1,3-benzoxazol-2-one (CAS 2387598-51-6)
- Methyl 2-amino-2-methyl-3-phenoxypropanoate hydrochloride (CAS 1258639-58-5)
- tert-Butyl 4-(3-Bromophenylsulfonyl)piperidine-1-carboxylate (CAS 887591-23-3)
- (6-(1,10-Phenanthrolin-3-yl)naphthalen-2-yl)diphenylphosphine oxide (CAS 1480371-38-7)
- 3,4-Dichloro-1H-pyrazole-5-carboxylic acid (CAS 115964-19-7)
- Brexpiprazole Impurity 169 (CAS 2091105-80-3)
- (3-(Benzyloxy)phenyl)hydrazine hydrochloride (CAS 56468-67-8)
- Pancreatic Polypeptide (1-17)-(Ala31,Aib32)-Neuropeptide Y (18-36) (human) trifluoroacetate salt (CAS 313988-70-4)
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