| CAS No. | 177733-57-2 |
| Molecular Formula | C15H8F6O2 |
| Molecular Weight | 334.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 334.21 g/mol gives 3',5'-Bis(trifluoromethyl)biphenyl-3-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3',5'-Bis(trifluoromethyl)biphenyl-3-carboxylic acid (CAS 177733-57-2), molecular formula C15H8F6O2 and molecular weight 334.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3',5'-Bis(trifluoromethyl)biphenyl-3-carboxylic acid (C15H8F6O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 334.21 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 3',5'-Bis(trifluoromethyl)biphenyl-3-carboxylic 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.
| Molecular Formula | C15H8F6O2 |
| Molecular Weight | 334.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2007 |
| Halogen Content | F-containing |