2-Hydroxy-5-methoxyphenylboronic acid CAS 259209-16-0
| CAS No. | 259209-16-0 |
| Molecular Formula | C7H9BO4 |
| Molecular Weight | 167.95 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 167.95 g/mol gives 2-Hydroxy-5-methoxyphenylboronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Hydroxy-5-methoxyphenylboronic acid (CAS 259209-16-0), molecular formula C7H9BO4 and molecular weight 167.95 g/mol, is a CATO reference standard with documented purity and traceability.
2-Hydroxy-5-methoxyphenylboronic acid (C7H9BO4) contains a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-Hydroxy-5-methoxyphenylboronic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H9BO4 |
| Molecular Weight | 167.95 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
Related Hydroxy Standards
- (2-Hydroxy-4-methoxyphenyl)boronic acid (CAS 1068155-43-0)
- (5-Hydroxy-2-methoxyphenyl)boronic acid (CAS 1072952-43-2)
- 3-Hydroxy-5-methoxyphenylboronic acid (CAS 1318165-81-9)
- (4-Hydroxy-3-methoxyphenyl)boronic acid (CAS 182344-21-4)
- (2-Hydroxy-3-methoxyphenyl)boronic acid (CAS 259209-17-1)
- (2-Hydroxy-6-methoxyphenyl)boronic acid (CAS 98546-52-2)
- (3-Hydroxy-4-methoxyphenyl)boronic acid (CAS 622864-48-6)
- (4-Hydroxy-2-methoxyphenyl)boronic acid (CAS 550373-98-3)
Recommended Standards
- 3-Hydroxy-2-methoxyphenylboronic acid (CAS 2121512-62-5)
- 2-Ethoxypyrimidine-5-boronic Acid (CAS 1003043-55-7)
- (2-Amino-6-methoxypyridin-4-yl)boronic acid (CAS 1225222-02-5)
- (3-Amino-5-methoxypyridin-4-yl)boronic acid (CAS 1264140-10-4)
- 871127-77-4 6-(2,5-Difluorophenyl)-6-oxohexanoic acid DTXSID00645334 (CAS 871127-77-4)
- 2-(1,3,4-Thiadiazol-2-yl)benzo[d]thiazole (CAS 55439-49-1)
- L-Alanyl-L-glutamine (CAS 39537-23-0)
- 1-(2,4-Difluorobenzyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1487378-99-3)
- 1-Chloro-4-methylcyclohex-1-ene (CAS 31053-83-5)
- Ethyl 3-(2-methylpropyl)-1,2,4-oxadiazole-5-carboxylate (CAS 1389315-06-3)
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- N-(2-Hydroxyethyl)-11-azaartemisinin, >98% (CAS 255731-00-1)
- Xenopsin-Related Peptide 2 (XP-2) (H-9340.0005) (CAS 117442-29-2)
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