2-Chloro-4,6-difluorophenylboronic Acid Pinacol Ester CAS 1239492-72-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1239492-72-8 |
| Molecular Formula | C12H14BClF2O2 |
| Molecular Weight | 274.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-4,6-difluorophenylboronic Acid Pinacol Ester (CAS 1239492-72-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H14BClF2O2. Molecular weight: 274.50 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H14BClF2O2 |
| Molecular Weight | 274.50 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
Related Chloro Standards
- 2-(5-Chloro-2,4-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1073354-65-0)
- 2-(4-Chloro-2,3-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1116681-98-1)
- 2-(4-chloro-2,5-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1126320-24-8)
- 2-(4-Chloro-2,6-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1165935-84-1)
- 4-Chloro-3,5-difluorobenzeneboronic acid pinacol ester, 97% (CAS 1165935-96-5)
- 2-(3-Chloro-4,5-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1437779-87-7)
- 3-Chloro-2,4-difluorophenylboronic acid pinacol ester (CAS 1799614-91-7)
- 2-(2-Chloro-4,5-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2121514-02-9)
Recommended Standards
- 5-Bromo-6-chloro-1H-indole-7-carboxylic acid (CAS 1196051-70-3)
- 3-Bromo-6-fluoropyridine-2-sulfonyl chloride (CAS 1261485-23-7)
- 2-Bromo-6-fluoropyridine-4-sulfonyl chloride (CAS 1261536-30-4)
- Methyl 2-formyl-6-(trifluoromethyl)nicotinate (CAS 1707682-79-8)
- N1-(1H-Benzo[d]imidazol-2-yl)ethane-1,2-diamine (CAS 34658-81-6)
- D-Proline-13C5,15N (CAS 1331908-17-8)
- 5-(Hex-5-en-1-yl)dihydrofuran-2(3H)-one (CAS 26524-71-0)
- 2-Hydroxy-3-methyl-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one (CAS 710991-30-3)
- 6-(Trifluoromethoxy)-1H-indole-3-carbaldehyde (CAS 467451-62-3)
- Semaglutide impurity 256 (CAS CATO-C4X-2226256)
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