4,4,5,5-Tetramethyl-2-(2-(trifluoromethoxy)phenyl)-1,3,2-dioxaborolane CAS 832114-04-2
| CAS No. | 832114-04-2 |
| Molecular Formula | C13H16BF3O3 |
| Molecular Weight | 288.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 288.07 g/mol gives 4,4,5,5-Tetramethyl-2-(2-(trifluoromethoxy)phenyl)-1,3,2-dioxaborolane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4,4,5,5-Tetramethyl-2-(2-(trifluoromethoxy)phenyl)-1,3,2-dioxaborolane (CAS 832114-04-2), molecular formula C13H16BF3O3 and molecular weight 288.07 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system, 4,4,5,5-Tetramethyl-2-(2-(trifluoromethoxy)phenyl)-1,3,2-dioxaborolane is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 288.07 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C13H16BF3O3 |
| Molecular Weight | 288.07 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) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | F-containing |
Related Tetramethyl Standards
- 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)phenol (CAS 1029439-76-6)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethyl)phenol (CAS 1243143-45-4)
- 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)phenol (CAS 1256944-93-0)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)pyridin-2-amine (CAS 1558927-41-5)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)pyridin-2-amine (CAS 1628185-65-8)
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)phenol (CAS 1638624-76-6)
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)phenol (CAS 2055742-98-6)
- 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-4-(trifluoromethyl)phenol (CAS 2638502-47-1)
Recommended Standards
- 4-(Trifluoromethyl)-2-(4,4,6-trimethyl-1,3,2-dioxaborinan-2-yl)phenol (CAS 2096998-36-4)
- 4,4,5,5-Tetramethyl-2-(4-(trifluoromethoxy)phenyl)-1,3,2-dioxaborolane (CAS 474709-28-9)
- 3-(Trifluoromethyl)-4-(4,4,6-trimethyl-1,3,2-dioxaborinan-2-yl)phenol (CAS 2096994-58-8)
- 7-Iodo-2,3,4,5-tetrahydro-1-benzoxepin-5-one (CAS 1094350-52-3)
- 4-(2-Methoxyphenyl)-1,2-dihydro-3h-pyrazol-3-imine (CAS 173678-15-4)
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- 2-Chloro-4,6-dimethylnicotinonitrile (CAS 14237-71-9)
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- Ethyl 6-(bromomethyl)picolinate (CAS 97278-44-9)
- Carbovir (CAS 118353-05-2)
- (Cys2)-Neuropeptide Y-8-aminooctanoyl-(D-Cys27)-Neuropeptide Y (25-32) (H-3298.0500) (CAS 128806-04-2)
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