4,4,5,5-Tetramethyl-2-(2-methyl-4-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane CAS 1689509-92-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1689509-92-9 |
| Molecular Formula | C14H18BF3O2 |
| Molecular Weight | 286.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4,5,5-Tetramethyl-2-(2-methyl-4-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane (CAS 1689509-92-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H18BF3O2. Molecular weight: 286.10 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H18BF3O2 |
| Molecular Weight | 286.10 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.) | 1994 |
| Halogen Content | F-containing |
Related Tetramethyl Standards
- 4,4,5,5-Tetramethyl-2-(2-methyl-5-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane (CAS 1030832-71-3)
- 4,4,5,5-Tetramethyl-2-(2-(2,2,2-trifluoroethyl)phenyl)-1,3,2-dioxaborolane (CAS 1079402-24-6)
- 4,4,5,5-Tetramethyl-2-(3-methyl-4-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane (CAS 1126479-89-7)
- 4,4,5,5-Tetramethyl-2-(3-(trifluoromethyl)benzyl)-1,3,2-dioxaborolane (CAS 1190235-39-2)
- 4,4,5,5-Tetramethyl-2-(3-methyl-5-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane (CAS 1256358-84-5)
- 4,4,5,5-Tetramethyl-2-[4-(2,2,2-trifluoroethyl)phenyl]-1,3,2-dioxaborolane (CAS 1310949-87-1)
- 4,4,5,5-Tetramethyl-2-(4-methyl-3-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane (CAS 1693768-83-0)
- 4,4,5,5-Tetramethyl-2-(2-methyl-3-(trifluoromethyl)phenyl)-1,3,2-dioxaborolane (CAS 1838186-45-0)
Recommended Standards
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- Ethyl 2-(4-bromo-2-cyano-5-fluorophenyl)acetate (CAS 1805015-31-9)
- 4-Fluoro-N-({5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyridin-3-yl}methyl)benzamide (CAS 1358712-01-2)
- 2-((4-Ethyl-3,5-dimethyl-2H-pyrrol-2-ylidene)methyl)-3,5-dimethyl-1H-pyrrole (CAS 801999-64-4)
- Phenylmalonic Acid Mono-5-indanyl Ester (CAS 27932-00-9)
- 1,3-Bis(methylthio)propane (CAS 24949-35-7)
- N-(3-(Prop-2-yn-1-yl)naphtho[2,1-d]thiazol-2(3H)-ylidene)propionamide (CAS 868674-38-8)
- (S)-2-(2-Chlorophenyl)-2,5-dihydrothiophene-3-carbaldehyde (CAS 1255188-94-3)
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