Potassium benzo[b]thiophen-2-yl-2-trifluoroborate CAS 661465-45-8
| CAS No. | 661465-45-8 |
| Molecular Formula | C8H5BF3S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 240.09 g/mol gives Potassium benzo[b]thiophen-2-yl-2-trifluoroborate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Potassium benzo[b]thiophen-2-yl-2-trifluoroborate (CAS 661465-45-8) is a high-purity analytical reference standard with the molecular formula C8H5BF3SK and a molecular weight of 240.09 g/mol.
Structurally, Potassium benzo[b]thiophen-2-yl-2-trifluoroborate (C8H5BF3SK) contains sulfur-containing functionality, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 240.09 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), Potassium benzo[b]thiophen-2-yl-2-trifluoroborate 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 | C8H5BF3S K |
| Molecular Weight | 240.09 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
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- 2-Chloro-4-fluoro-5-nitrobenzene-1-sulfonyl chloride (CAS 125607-05-8)
- Daraxonrasib Impurity 1 (CAS CATO-C4X-35181)
- Peptide Impurity 40 (CAS CATO-CPTD788840)
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