(2,4-Dibromo-5-methoxyphenyl)boronic acid CAS 89677-46-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89677-46-3 |
| Molecular Formula | C7H7BBr2O3 |
| Molecular Weight | 309.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2,4-Dibromo-5-methoxyphenyl)boronic acid (CAS 89677-46-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H7BBr2O3. Molecular weight: 309.75 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H7BBr2O3 |
| Molecular Weight | 309.75 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| 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.) | 1982 |
| Halogen Content | Br-containing |
Related Dibromo Standards
- (2,5-Dibromo-4-methoxyphenyl)boronic acid (CAS 1217501-37-5)
- (2,6-Dibromo-3-methoxyphenyl)boronic acid (CAS 850567-93-0)
- 2,5-Dibromo-3-methoxyphenylboronic acid (CAS 919355-33-2)
- 1,2-Dibromo-1,1,2,3,3,3-hexafluoropropane (CAS 661-95-0)
- 5,7-Dibromo-6-fluoro-1,3-benzoxazol-2-amine (CAS 1820612-64-3)
- 2,3-Dibromo-4-(trifluoromethyl)thiophene (CAS 1876928-36-7)
- 3,5-Dibromo-2-hydroxy-4-methoxybenzaldehyde (CAS 117238-61-6)
- 4,6-Dibromo-2-methyl-3-nitroaniline (CAS 117824-52-9)
Recommended Standards
- Ethyl 6-chloro-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1431978-02-7)
- (2E)-N-(2-Chloroacetyl)-2-{[(4,6-dimethylpyridin-2-yl)amino]methylidene}-3-oxobutanamide (CAS 138524-80-8)
- (2-Methoxyphenyl)methyl N-(5-chloro-1,3-dimethyl-1H-pyrazol-4-yl)carbamate (CAS 956262-44-5)
- 2-Ethoxyphenylacetic Acid (CAS 70289-12-2)
- 3,3-Difluoro-1,4'-bipiperidine dihydrochloride (CAS 864292-94-4)
- 2-{5-[(1E)-1-{[(2-chloro-4-fluorophenyl)methoxy]imino}ethyl]thiophen-2-yl}acetonitrile (CAS 337924-55-7)
- Cinacalcet Impurity 17 (CAS 49681-33-6)
- [4-(3,4-Dichlorobenzyl)homopiperazin-1-yl][2-methyl-6-(trifluoromethyl)pyridin-3-yl]methanone (CAS 646455-88-1)
- 1,2,3,4,6-pentagalloylglucose (CAS 14937-32-7)
- Tirzepatide Impurity 23 X TFA Salt (CAS CATO-C4X-324023)
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