1,2-Bis(4-fluoro-3-trifluoromethylphenyl)ethane CAS 1864057-99-7
| CAS No. | 1864057-99-7 |
| Molecular Formula | C16H10F8 |
| Molecular Weight | 354.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1,2-Bis(4-fluoro-3-trifluoromethylphenyl)ethane (CAS 1864057-99-7), molecular formula C16H10F8 and molecular weight 354.24 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1,2-Bis(4-fluoro-3-trifluoromethylphenyl)ethane (C16H10F8) contains fluorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 354.24 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 1,2-Bis(4-fluoro-3-trifluoromethylphenyl)ethane 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 | C16H10F8 |
| Molecular Weight | 354.24 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
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- 1,3-Bis(propan-2-yl)-1h-pyrazol-5-amine (CAS 72615-10-2)
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- 3-(3-Chloro-2-methylphenyl)-1,1-dimethylthiourea (CAS 14501-92-9)
- N-(4-((3-(trifluoromethyl)phenyl)sulfonyl)phenyl)acetamide (CAS 339105-01-0)
- 8-Oxo-8-(3-(trifluoromethyl)phenyl)octanoic acid (CAS 898791-07-6)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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