5-Bromo-3,4-difluoro-2-methoxyphenylboronic acid CAS 1256346-43-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1256346-43-6 |
| Molecular Formula | C7H6BBrF2O3 |
| Molecular Weight | 266.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Bromo-3,4-difluoro-2-methoxyphenylboronic acid (CAS 1256346-43-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H6BBrF2O3. Molecular weight: 266.83 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H6BBrF2O3 |
| Molecular Weight | 266.83 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- (6-Bromo-2,3-difluoro-4-methoxyphenyl)boronic acid (CAS 1704080-27-2)
- 5-Bromo-2,3-difluoro-4-methoxyphenylboronic acid (CAS 2096337-64-1)
- (2-Bromo-4-(1H-imidazol-1-yl)phenyl)boronic acid (CAS 2225178-39-0)
- (2-Bromo-4-(1H-pyrazol-1-yl)phenyl)boronic acid (CAS 2225179-49-5)
- (3-Bromo-4-(1H-imidazol-1-yl)phenyl)boronic acid (CAS 2225181-10-0)
- (3-Bromo-4-(1H-pyrazol-1-yl)phenyl)boronic acid (CAS 2225177-78-4)
- (4-Bromo-2-(1H-imidazol-1-yl)phenyl)boronic acid (CAS 2225169-75-3)
- (4-Bromo-2-(1H-pyrazol-1-yl)phenyl)boronic acid (CAS 2225173-93-1)
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- Ethyl 3-Amino-5-chlorobenzoate (CAS 1261269-01-5)
- Semaglutide Impurity 152 xTFA (CAS CATO-C4X-2226152)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com