4-Methyl-2-(1-pyrazolyl)phenylboronic Acid CAS 1287753-43-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1287753-43-8 |
| Molecular Formula | C10H11BN2O2 |
| Molecular Weight | 202.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-2-(1-pyrazolyl)phenylboronic Acid (CAS 1287753-43-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H11BN2O2. Molecular weight: 202.02 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H11BN2O2 |
| Molecular Weight | 202.02 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 DMSO, DMF, methanol |
| 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.) | 1990 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 3-(1-Methyl-5-pyrazolyl)benzoic Acid (CAS 628297-55-2)
- 2-(1-Benzyl-3-pyrazolyl)ethylamine (CAS 1824357-78-9)
- 1-(1-Benzyl-4-pyrazolyl)ethanone (CAS 1188263-60-6)
- 5-(1-Methyl-5-pyrazolyl)isoxazole-3-carboxylic Acid (CAS 1006349-18-3)
- 6-(1-Pyrazolyl)-2-quinolone (CAS 102791-46-8)
- 2,6-Di(1-pyrazolyl)pyridine (CAS 123640-38-0)
- Tris(1-pyrazolyl)methane (CAS 80510-03-8)
- 4-(4-Pyrazolyl)benzoic Acid (CAS 1017794-47-6)
Recommended Standards
- 4-[(1-Imidazolyl)methyl]phenylboronic Acid (CAS 1228183-01-4)
- (4-(1-Methyl-1H-imidazol-2-yl)phenyl)boronic acid (CAS 1310383-27-7)
- (1-(P-tolyl)-1H-pyrazol-4-yl)boronic acid (CAS 1072945-92-6)
- 4-(3,4-Difluorophenoxy)piperidine (CAS 204013-09-2)
- N-(2-(Triphenylphosphoranylidene)ethylidene)benzothioamide (CAS 138371-15-0)
- 1-(Cyclohexylthio)-3-oxocyclobutane-1-carboxylic acid (CAS 1462362-40-8)
- 6-Chloro-N-((tetrahydro-2H-pyran-4-yl)methyl)-5-(trifluoromethyl)pyridin-2-amine (CAS 1263374-36-2)
- 4-[2-(morpholin-4-yl)ethoxy]benzaldehyde (CAS 82625-45-4)
- Alanyl Glutamine Impurity 48 (CAS 2703745-19-9)
- Des-Leu14-Tirzepatide (CAS CATO-CPTD788959)
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