(2-(3,4-Difluorophenyl)pyridin-4-yl)boronic acid CAS 2225173-47-5
| CAS No. | 2225173-47-5 |
| Molecular Formula | C11H8BF2NO2 |
| Molecular Weight | 234.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (2-(3,4-Difluorophenyl)pyridin-4-yl)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.
(2-(3,4-Difluorophenyl)pyridin-4-yl)boronic acid (CAS 2225173-47-5) is a high-purity analytical reference standard with the molecular formula C11H8BF2NO2 and a molecular weight of 234.99 g/mol.
Structurally, (2-(3,4-Difluorophenyl)pyridin-4-yl)boronic acid (C11H8BF2NO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.5, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 234.99 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C11H8BF2NO2 |
| Molecular Weight | 234.99 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluorophenyl Standards
- (2-(3,5-Difluorophenyl)pyridin-4-yl)boronic acid (CAS 2225180-11-8)
- 6-(3,5-Difluorophenyl)-nicotinic acid (CAS 1033844-89-1)
- 5-(3,5-Difluorophenyl)nicotinic acid (CAS 1048267-36-2)
- 5-(3,4-Difluorophenyl)nicotinic acid (CAS 1048486-16-3)
- 5-(3,4-Difluorophenyl)-picolinic acid (CAS 1225477-53-1)
- 2-(3,5-Difluorophenyl)nicotinic acid (CAS 1225477-61-1)
- 2-(3,5-Difluorophenyl)isonicotinic acid (CAS 1225477-70-2)
- 2-(3,4-Difluorophenyl)isonicotinic acid (CAS 1225511-01-2)
Recommended Standards
- 5-Bromo-2,6-dihydroxypyrimidine-4-carboxylic acid (CAS 15018-62-9)
- 4-Bromo-5-nitro-1h-pyrrole-2-carboxylic acid (CAS 1146289-91-9)
- (2,4-Difluoro-3-(pyridin-4-yl)phenyl)boronic acid (CAS 461451-71-8)
- 2-CHLORO-1,1,2,2-TETRAFLUORO-ETHANESULFONYL CHLORIDE (CAS 89740-40-9)
- 8-Benzyl-2-chloroquinoline-3-carbaldehyde (CAS 917746-57-7)
- 2-(Benzyloxy)-3-chlorobenzaldehyde (CAS 80352-52-9)
- 5-bromo-N-(1H-imidazol-2-ylmethyl)pyridin-3-amine (CAS 1600972-26-6)
- N-(2,4-Diamino-5-methylphenyl)-p-benzoquinoneimine (CAS 121-23-3)
- N-(2-cyanothiophen-3-yl)-4-methylbenzenesulfonamide (CAS 866009-12-3)
- 5-Oxo-1-phenylpyrrolidine-2-carboxylic Acid (CAS 18133-18-1)
- 3-(Hydroxymethyl)-2,2,5,5-tetramethylimidazolidin-4-one (CAS 350810-08-1)
- 3′-iodoacetophenone (CAS 14452-30-3)
- Equilin 3-O-beta-D-Glucuronide Sodium Salt (CAS 27610-12-4)
- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
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