1-(Difluorophenylmethyl)-2-(trifluoromethyl)benzene CAS 1138445-39-2
| CAS No. | 1138445-39-2 |
| Molecular Formula | C14H9F5 |
| Molecular Weight | 272.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(Difluorophenylmethyl)-2-(trifluoromethyl)benzene 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.
CATO supplies 1-(Difluorophenylmethyl)-2-(trifluoromethyl)benzene (CAS 1138445-39-2), a certified reference material (molecular formula C14H9F5, MW 272.21 g/mol) for analytical method development and quality control.
Based on its molecular formula C14H9F5, 1-(Difluorophenylmethyl)-2-(trifluoromethyl)benzene contains fluorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 272.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
Physical & Chemical Properties
| Molecular Formula | C14H9F5 |
| Molecular Weight | 272.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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.) | 1989 |
| Halogen Content | F-containing |
Related Difluorophenylmethyl Standards
- 1-(Difluorophenylmethyl)-2-fluoro-3-(trifluoromethyl)benzene (CAS 1138445-34-7)
- 4-(Difluorophenylmethyl)-2-fluoro-1-(trifluoromethyl)benzene (CAS 1138445-35-8)
- 1-(Difluorophenylmethyl)-3-fluoro-5-(trifluoromethyl)benzene (CAS 1138445-38-1)
- 1-(Difluorophenylmethyl)-3,5-difluorobenzene (CAS 1138445-32-5)
- 2-(Difluorophenylmethyl)-1,4-difluorobenzene (CAS 1138445-33-6)
- 1-(Difluorophenylmethyl)-2-fluorobenzene (CAS 1204295-58-8)
- 1-(Difluorophenylmethyl)-4-fluorobenzene (CAS 144918-44-5)
- 1-(Difluorophenylmethyl)-2-methylbenzene (CAS 1204295-98-6)
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