(4-(4-Ethoxyphenethyl)-2,6-difluorophenyl)boronic acid CAS 138525-75-4
| CAS No. | 138525-75-4 |
| Molecular Formula | C16H17BF2O3 |
| Molecular Weight | 306.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 306.11 g/mol gives (4-(4-Ethoxyphenethyl)-2,6-difluorophenyl)boronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (4-(4-Ethoxyphenethyl)-2,6-difluorophenyl)boronic acid (CAS 138525-75-4), a certified reference material (molecular formula C16H17BF2O3, MW 306.11 g/mol) for analytical method development and quality control.
Based on its molecular formula C16H17BF2O3, (4-(4-Ethoxyphenethyl)-2,6-difluorophenyl)boronic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 306.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (4-(4-Ethoxyphenethyl)-2,6-difluorophenyl)boronic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C16H17BF2O3 |
| Molecular Weight | 306.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F-containing |
Related Ethoxyphenethyl Standards
Recommended Standards
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