2-(2,3-Difluoro-4-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1116681-99-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1116681-99-2 |
| Molecular Formula | C13H17BF2O2 |
| Molecular Weight | 254.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2,3-Difluoro-4-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1116681-99-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H17BF2O2. Molecular weight: 254.08 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H17BF2O2 |
| Molecular Weight | 254.08 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.) | 1989 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2-(3,4-Difluoro-2-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1025707-97-4)
- 2,5-Difluoro-6-methylbenzeneboronic acid, pinacol ester (CAS 1025707-98-5)
- 2,5-Difluoro-4-methylphenylboronic acid pinacol ester (CAS 1116681-97-0)
- 2,4-Difluoro-3-methylbenzeneboronic acid pinacol ester, 97% (CAS 1351985-05-1)
- 2,6-Difluoro-4-methylphenylboronic Acid Pinacol Ester (CAS 1355011-22-1)
- 2-(2,4-Difluoro-5-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1427407-71-3)
- 2-(2,4-Difluoro-6-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2699738-08-2)
- 2-(2,6-Difluoro-3-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2246738-41-8)
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- 2-(3-Bromo-4-methoxybenzylidene)-1H-indene-1,3(2H)-dione (CAS 25315-17-7)
- Peptide Impurity 40 (CAS CATO-CPTD788840)
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