Methyl 2,3-difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate CAS 1621256-23-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1621256-23-2 |
| Molecular Formula | C14H17BF2O4 |
| Molecular Weight | 298.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Methyl 2,3-difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1621256-23-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C14H17BF2O4. Molecular weight: 298.09 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C14H17BF2O4 |
| Molecular Weight | 298.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
Related Methyl Standards
- Methyl 3,4-difluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1218791-19-5)
- 2,6-Difluoro-4-(methoxycarbonyl)benzeneboronic acid pinacol ester, 97% (CAS 1218791-32-2)
- 3,5-Difluoro-4-(methoxycarbonyl)benzeneboronic acid pinacol ester, 97% (CAS 1321613-00-6)
- Methyl 4,5-difluoro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1333122-75-0)
- Methyl 2,5-difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1529775-71-0)
- 1,3-Difluoro-5-iodo-2-isopropoxybenzene (CAS 1826110-23-9)
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- 2,3-Difluoro-1-iodo-4-isopropoxybenzene (CAS 2635937-84-5)
Recommended Standards
- 8-Bromo-4-hydroxy-5-methoxyquinoline-3-carboxylic acid (CAS 161405-29-4)
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- (1S,3R)-5-Bromo-3-hydroxy-2,3-dihydrospiro[indene-1,5'-oxazolidine]-2',4'-dione (CAS 1889291-47-7)
- 2-(4-Chlorophenoxy)-N-(2,4-dichlorophenyl)-2,2-difluoroacetamide (CAS 250714-67-1)
- N-(3-Amino-4-chlorophenyl)-2-phenoxybutanamide (CAS 1020054-98-1)
- 5-Bromo-N-(6-methoxypyridin-3-yl)nicotinamide (CAS 524924-30-9)
- n-(1,3-Thiazol-2-yl)benzenesulfonamide (CAS 4411-72-7)
- 5',6'-Diphenyl-[1,1':2',1''-terphenyl]-3',4'-dicarboxylic acid (CAS 27873-89-8)
- Ethyl 2-((6-(pyridin-3-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)acetate (CAS 1203011-40-8)
- Semaglutide impurity 33 (CAS CATO-C4X-222633)
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