2,5-Difluoro-4-benzyloxyphenylboronic acid pinacol ester CAS 2121514-83-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2121514-83-6 |
| Molecular Formula | C19H21BF2O3 |
| Molecular Weight | 346.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,5-Difluoro-4-benzyloxyphenylboronic acid pinacol ester (CAS 2121514-83-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H21BF2O3. Molecular weight: 346.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H21BF2O3 |
| Molecular Weight | 346.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F-containing |
Related Difluoro Standards
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- 3,3′-Difluoro-5,5′-bis(trimethylsilyl)-2,2′-bithiophene (CAS 1619967-07-5)
- 1-Ethyl-6,8-difluoro-7-(4-hydroxyphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 103978-08-1)
- 2,2-Difluoro-N-(4-methylphenyl)-2-[3-(trifluoromethyl)phenoxy]acetamide (CAS 338792-11-3)
- 2,2-Difluoro-2-phenoxy-N-[4-(trifluoromethoxy)phenyl]acetamide (CAS 338791-88-1)
- 2,6-Difluoro-N-(2-methoxyethyl)-N-(thiophen-3-ylmethyl)benzenesulfonamide (CAS 1219904-36-5)
- trans-2,3-Difluoro-4-methoxy-4′-(4-propylcyclohexyl)-1,1′-biphenyl (CAS 1002127-48-1)
Recommended Standards
- 2-(4-(Benzyloxy)-2,6-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2121514-21-2)
- 2-[(5-Bromo-4-formyl-2-methoxyphenoxy)methyl]benzonitrile (CAS 443291-77-8)
- 2-(4-((3,5-Difluorobenzyl)oxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2246693-81-0)
- 4-(2,2-difluoroethoxy)-3,5-dimethoxybenzaldehyde (CAS 501699-83-8)
- 2-(Benzo[d][1,3]dioxol-4-yl)acetonitrile (CAS 84434-78-6)
- 4-amino-5-bromopyrrolo[2,1-f][1,2,4]triazine-7-carbonitrile (CAS 2091485-71-9)
- 4-(Isopropylamino)-2H-chromen-2-one (CAS 887575-53-3)
- Rel-(3s,4s)-ethyl 4-aminotetrahydro-2h-pyran-3-carboxylate (CAS 1398937-57-9)
- Methyl 3-amino-2,6-difluorobenzoate hydrochloride (CAS 1392273-41-4)
- Peptide 436 (CAS CATO-CPTD788436)
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