(5-Bromo-2-methoxyphenyl)boronic acid CAS 89694-45-1
| CAS No. | 89694-45-1 |
| Molecular Formula | C7H8BBrO3 |
| Molecular Weight | 230.85 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 230.85 g/mol gives (5-Bromo-2-methoxyphenyl)boronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(5-Bromo-2-methoxyphenyl)boronic acid (CAS 89694-45-1) is a high-purity analytical reference standard with the molecular formula C7H8BBrO3 and a molecular weight of 230.85 g/mol.
Structurally, (5-Bromo-2-methoxyphenyl)boronic acid (C7H8BBrO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.5, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 230.85 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (5-Bromo-2-methoxyphenyl)boronic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H8BBrO3 |
| Molecular Weight | 230.85 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.) | 1982 |
| Halogen Content | Br-containing |
Related Bromo Standards
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Recommended Standards
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- 2,3-Dibromopropionamide (CAS 15102-42-8)
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- Tert-butyl ((5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl)methyl)carbamate (CAS 1053656-55-5)
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- 2-Chloro-3-(fluoromethyl)benzaldehyde (CAS 916791-72-5)
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- tert-Butyl 3-((1-ethoxy-1-oxopropan-2-yl)oxy)azetidine-1-carboxylate (CAS 1648864-41-8)
- Peptide Impurity 24 (CAS CATO-CPTD788824)
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