(1-(4-Cyanophenyl)-1H-pyrazol-5-yl)boronic acid CAS 956907-21-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956907-21-4 |
| Molecular Formula | C10H8BN3O2 |
| Molecular Weight | 213.00 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(1-(4-Cyanophenyl)-1H-pyrazol-5-yl)boronic acid (CAS 956907-21-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H8BN3O2. Molecular weight: 213.00 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H8BN3O2 |
| Molecular Weight | 213.00 g/mol |
| Appearance | Pale yellow to 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) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Cyanophenyl Standards
- (1-(4-Cyanophenyl)-1H-pyrazol-4-yl)boronic acid (CAS 1802481-33-9)
- (1-(2-Cyanophenyl)-1H-pyrazol-4-yl)boronic acid (CAS 2225169-32-2)
- 1-(4-Cyanophenyl)-1H-imidazole-4-carboxylic acid (CAS 1239723-51-3)
- 1-(4-Cyanophenyl)-1H-pyrazole-3-carboxylic acid (CAS 1239742-64-3)
- 1-(2-Cyanophenyl)-1h-pyrazole-3-carboxylic acid (CAS 1342429-73-5)
- 1-(3-cyanophenyl)-1H-pyrazole-3-carboxylic acid (CAS 1803595-29-0)
- 5-(2-Cyanophenyl)furan-2-carboxylic acid (CAS 893638-36-3)
- 5-(3-Cyanophenyl)furan-2-carboxylic acid (CAS 253679-32-2)
Recommended Standards
- (2-Cyano-4-(1H-imidazol-1-yl)phenyl)boronic acid (CAS 2225181-65-5)
- (2-Cyano-4-(1H-pyrazol-1-yl)phenyl)boronic acid (CAS 2225178-45-8)
- (3-(Cyclopropylamino)-4,5-difluorophenyl)boronic acid (CAS 1704068-53-0)
- [(3Z)-2-Oxo-1-{[3-(trifluoromethyl)phenyl]methyl}-2,3-dihydro-1H-indol-3-ylidene]amino cyclopropanecarboxylate (CAS 303996-86-3)
- Sulindac EP Impurity C (CAS 32004-67-4)
- 2-(2-(Methylthio)phenyl)pentan-2-ol (CAS 1379369-83-1)
- Anthracen-2-ylmethanamine (CAS 15398-90-0)
- 4-Bromo-N'-(2-chloroacetyl)benzohydrazide (CAS 199938-23-3)
- 2-((tert-Butoxycarbonyl)amino)-2-(3-(trifluoromethyl)cyclohexyl)acetic acid (CAS 2145574-11-2)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
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