[2-Hydroxy-3-(methoxycarbonyl)phenyl]boronic acid CAS 2304635-49-0
| CAS No. | 2304635-49-0 |
| Molecular Formula | C8H9BO5 |
| Molecular Weight | 195.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of [2-Hydroxy-3-(methoxycarbonyl)phenyl]boronic acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
[2-Hydroxy-3-(methoxycarbonyl)phenyl]boronic acid (CAS 2304635-49-0), molecular formula C8H9BO5 and molecular weight 195.97 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H9BO5, [2-Hydroxy-3-(methoxycarbonyl)phenyl]boronic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 195.97 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), [2-Hydroxy-3-(methoxycarbonyl)phenyl]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 | C8H9BO5 |
| Molecular Weight | 195.97 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
Related Hydroxy Standards
- 3-Hydroxy-4-(methoxycarbonyl)phenylboronic Acid (CAS 1207726-24-6)
- (4-Hydroxy-3-(methoxycarbonyl)phenyl)boronic acid (CAS 1229442-37-8)
- (2-Hydroxy-5-(methoxycarbonyl)phenyl)boronic acid (CAS 1229442-38-9)
- (3-Hydroxy-5-(methoxycarbonyl)phenyl)boronic acid (CAS 1429324-74-2)
- N-Hydroxy-5-(trifluoromethyl)-1,2,4-oxadiazole-3-carboximidamide (CAS 120493-20-1)
- 2-Hydroxy-2-trifluoromethyl-pent-4-ynoic acid methyl ester (CAS 537034-30-3)
- N-Hydroxy-4-(1H-tetrazol-5-yl)-1,2,5-oxadiazole-3-carboximidamide (CAS 890092-83-8)
- 4-Hydroxy-2-mercapto-6-(trifluoromethyl)pyrimidine (CAS 368-54-7)
Recommended Standards
- (7-Methoxybenzo[d][1,3]dioxol-5-yl)boronic acid (CAS 221243-73-8)
- 3-Borono-2-methoxybenzoic acid (CAS 913836-10-9)
- (5-Amino-2-(methoxycarbonyl)pyridin-4-yl)boronic acid (CAS 2790570-23-7)
- 3-Borono-4-methoxybenzoic acid (CAS 730971-32-1)
- 3-Methyl-1-(2-methylbenzyl)piperazine hydrochloride (CAS 1303967-83-0)
- 2-[5-(Chloromethyl)-1,2,4-oxadiazol-3-yl]pyrimidine (CAS 1009562-63-3)
- N-methyl-1-(1-propyl-1,2,3,4-tetrahydroquinolin-6-yl)methanamine oxalate (CAS 1185301-91-0)
- 6-Methyl-3-(piperazin-1-ylmethyl)-1H-indole (CAS 1368941-35-8)
- N-(4-Fluorobenzyl)-7-(furan-2-yl)-1,4-thiazepane-4-carboxamide (CAS 1705434-56-5)
- Atrasentan Impurity 71 (CAS 1058404-10-6)
- Fmoc-S-3-amino-4-(3-bromophenyl)-butyric acid (CAS 1956435-50-9)
- Crassifolioside (CAS 120693-47-2)
- 7-(((2-(2-(Trifluoromethyl)phenyl)cyclopentyl)amino)methyl)-5H-thiazolo[3,2-a]pyrimidin-5-one (CAS 1808316-47-3)
- Human IgE Pentapeptide HEPP (CAS 62087-72-3)
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