(2-Methoxy-4-(1H-pyrazol-1-yl)phenyl)boronic acid CAS 1628502-63-5
| CAS No. | 1628502-63-5 |
| Molecular Formula | C10H11BN2O3 |
| Molecular Weight | 218.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2-Methoxy-4-(1H-pyrazol-1-yl)phenyl)boronic acid (C10H11BN2O3) contains an amino-acid-derived structure, an amide 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 aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
(2-Methoxy-4-(1H-pyrazol-1-yl)phenyl)boronic acid (CAS 1628502-63-5) is a high-purity analytical reference standard with the molecular formula C10H11BN2O3 and a molecular weight of 218.02 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), (2-Methoxy-4-(1H-pyrazol-1-yl)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 | C10H11BN2O3 |
| Molecular Weight | 218.02 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
Related Methoxy Standards
- (4-Methoxy-2-(1H-pyrazol-1-yl)phenyl)boronic acid (CAS 1287753-34-7)
- 4-Methoxy-6-(methylselanyl)pyrimidin-2-amine (CAS 100559-66-8)
- 6-methoxy-2-(trifluoromethyl)-9H-purine (CAS 658707-77-8)
- 2-Methoxy-1-(2-(trifluoromethyl)phenyl)ethanone (CAS 1342027-89-7)
- 4-Methoxy-3-methyl-5-(trifluoromethyl)benzaldehyde (CAS 1431329-77-9)
- 1-(4-Methoxy-3-(trifluoromethyl)phenyl)ethanone (CAS 149105-10-2)
- 2-Methoxy-5-methyl-2,2,2-trifluoroacetophenone (CAS 180311-39-1)
- 2-methoxy-1-[3-(trifluoromethyl)phenyl]ethan-1-one (CAS 192225-35-7)
Recommended Standards
- 2-Amino-4-bromo-5-fluorobenzaldehyde (CAS 1620239-30-6)
- 1-(3-Bromo-6-fluoro-2-pyridyl)ethanone (CAS 1807542-88-6)
- [1-(Oxetan-3-yl)-1H-indazol-5-yl]boronic acid (CAS 1598409-63-2)
- 1-(3-Bromo-5-fluoropyridin-2-yl)ethanone (CAS 1820641-72-2)
- 1-Palmito-2-stearin (CAS 20296-26-8)
- 6-Oxospiro[3.3]heptane-2-carboxylic acid (CAS 889944-57-4)
- (S)-N-(Piperidin-3-yl)pyridine-3-carboxamide dihydrochloride (CAS 1338222-41-5)
- Pozanicline dihydrochloride, >98% (HPLC) (CAS 161416-61-1)
- Adimolol (CAS 75708-29-1)
- 7-Methoxy-2-naphthonitrile (CAS 90381-43-4)
- N,N-Dimethyl-1-oxo-2-[(pyridin-2-yl)methyl]-1,2-dihydroisoquinoline-4-carboxamide (CAS 303995-31-5)
- (S)-3-(Fmoc-amino)-4-(2-fluorophenyl)butanoic Acid (CAS 270596-49-1)
- (2,5-Diethoxyphenyl)propylamine (CAS 1019564-08-9)
- Insulin Degludec Impurity 20 (CAS CATO-C4X-215720)
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