2,5-Difluoro-4-(methylsulfanyl)phenylboronic acid, pinacol ester CAS 1383968-47-5
| CAS No. | 1383968-47-5 |
| Molecular Formula | C13H17BF2O2S |
| Molecular Weight | 286.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2,5-Difluoro-4-(methylsulfanyl)phenylboronic acid, pinacol ester 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.
2,5-Difluoro-4-(methylsulfanyl)phenylboronic acid, pinacol ester (CAS 1383968-47-5) is a high-purity analytical reference standard with the molecular formula C13H17BF2O2S and a molecular weight of 286.15 g/mol.
Structurally, 2,5-Difluoro-4-(methylsulfanyl)phenylboronic acid, pinacol ester (C13H17BF2O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 286.15 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H17BF2O2S |
| Molecular Weight | 286.15 g/mol |
| 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.) | 1991 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Difluoro Standards
- 2,6-Difluoro-3-(methylthio)phenylboronic acid pinacol ester (CAS 1355011-72-1)
- 3,5-Difluoro-4-(methylthio)phenylboronic acid pinacol ester (CAS 2121514-92-7)
- (2,3-Difluoro-4-(octyloxy)phenyl)boronic acid (CAS 121219-22-5)
- (2,3-Difluoro-4-iodophenyl)(methyl)sulfane (CAS 2624417-88-3)
- (2,6-Difluoro-3-iodophenyl)(methyl)sulfane (CAS 2484889-05-4)
- [(2,5-Difluoro-phenylcarbamoyl)-methyl]-carbamic acid tert-butyl ester (CAS 1043390-54-0)
- 2,3-Difluoro-4-(Octyloxy)Benzoic Acid (CAS 122265-96-7)
- Ethyl 2,3-difluoro-4-(hexyloxy)benzoate (CAS 2484888-87-9)
Recommended Standards
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