(2,3-Difluoro-4-methoxyphenyl)boronic acid CAS 170981-41-6
| CAS No. | 170981-41-6 |
| Molecular Formula | C7H7BF2O3 |
| Molecular Weight | 187.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (2,3-Difluoro-4-methoxyphenyl)boronic acid.
(2,3-Difluoro-4-methoxyphenyl)boronic acid (CAS 170981-41-6) is a high-purity analytical reference standard with the molecular formula C7H7BF2O3 and a molecular weight of 187.94 g/mol.
Based on its molecular formula C7H7BF2O3, (2,3-Difluoro-4-methoxyphenyl)boronic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 187.94 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.
CATO manufactures (2,3-Difluoro-4-methoxyphenyl)boronic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H7BF2O3 |
| Molecular Weight | 187.94 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2005 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2,3-Difluoro-4-(hydroxymethyl)phenylboronic acid (CAS 1315281-32-3)
- 2,4-Difluoro-3-(hydroxymethyl)phenylboronic acid (CAS 1352813-46-7)
- (2,4-Difluoro-5-methoxyphenyl)boronic acid (CAS 1395417-65-8)
- 2,4-Difluoro-6-methoxyphenylboronic Acid (CAS 1808997-86-5)
- (2,4-Difluoro-3-methoxyphenyl)boronic acid (CAS 406482-18-6)
- (3,4-Difluoro-2-methoxyphenyl)boronic acid (CAS 905583-06-4)
- (3,4-Difluoro-5-methoxyphenyl)boronic acid (CAS 925910-42-5)
- (3,5-Difluoro-4-(hydroxymethyl)phenyl)boronic acid (CAS 917969-79-0)
Recommended Standards
- (2-(1,1-Difluoroethyl)pyrimidin-5-yl)boronic acid (CAS 1646268-29-2)
- 4-Hydroxymethyl-2,6-difluorophenylboronic acid (CAS 1451393-60-4)
- (2-(Difluoromethoxy)phenyl)boronic acid (CAS 947533-11-1)
- IODOACETIC ACID 13C2 (CAS 1173023-74-9)
- 6-(4-Chlorophenyl)-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidine-2,4-diamine (CAS 23935-90-2)
- 6-Chloro-2-morpholino-N-(4-nitrophenyl)quinazolin-4-amine (CAS 75426-57-2)
- 18-Pentatriacontanone (CAS 504-53-0)
- 1-(2,3-Dimethylphenyl)-2,2-difluoroethan-1-one (CAS 1352232-18-8)
- 1-(3-Hydroxy-8-azabicyclo[3.2.1]Octan-8-yl)ethan-1-one (CAS 194784-11-7)
- 4-Cyano-5-(difluoromethyl)-6-hydroxypicolinoyl chloride (CAS 1805423-63-5)
- 4-Ethylpyrrolidine-2-carboxylic acid (CAS 1521966-39-1)
- 2-(4-Nitro-1h-pyrazol-1-yl)-1-(3-nitrophenyl)ethan-1-one (CAS 1240572-03-5)
- 1-Cyclohexyl-3-(9H-fluoren-2-yl)urea (CAS 392713-23-4)
- Acetyl Tetrapeptide-5 (CAS 820959-17-9)
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