(4-Chlorophenyl)(3-(trifluoromethyl)phenyl)methanone CAS 91503-65-0
| CAS No. | 91503-65-0 |
| Molecular Formula | C14H8ClF3O |
| Molecular Weight | 284.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (4-Chlorophenyl)(3-(trifluoromethyl)phenyl)methanone 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.
(4-Chlorophenyl)(3-(trifluoromethyl)phenyl)methanone (CAS 91503-65-0) is a high-purity analytical reference standard with the molecular formula C14H8ClF3O and a molecular weight of 284.66 g/mol.
Structurally, (4-Chlorophenyl)(3-(trifluoromethyl)phenyl)methanone (C14H8ClF3O) contains a hydroxyl group, an ether linkage, fluorine/chlorine 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 284.66 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.
Physical & Chemical Properties
| Molecular Formula | C14H8ClF3O |
| Molecular Weight | 284.66 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, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | F/Cl-containing |
Related Chlorophenyl Standards
- 2-(4-Chlorophenyl)-1-methyl-5-(trifluoromethyl)-1H-pyrrole-3-carbonitrile (CAS 142921-23-1)
- (4-chlorophenyl)[4-(trifluoromethyl)phenyl]methanone (CAS 34328-31-9)
- (Z)-2-(4-chlorophenyl)-3-(3-nitrophenyl)acrylonitrile (CAS 104089-72-7)
- 2-(4-Chlorophenyl)quinazoline-4-carboxylic acid (CAS 1628638-41-4)
- Methyl ((3-(3-chlorophenyl)-2-oxooxazolidin-5-yl)methyl)carbamate (CAS 954595-98-3)
- 5-(((2-Chlorophenyl)thio)methyl)-N-hydroxyisoxazole-3-carboxamide (CAS 823220-09-3)
- 5-(((3-Chlorophenyl)thio)methyl)-N-hydroxyisoxazole-3-carboxamide (CAS 823220-03-7)
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Recommended Standards
- (2-Chloro-5-(trifluoromethyl)phenyl)(phenyl)methanone (CAS 789-96-8)
- 5-Chloro-2-morpholino-6-nitrooxazolo[4,5-b]pyridine (CAS 1801345-37-8)
- 3-(4-Fluoro-3-(trifluoromethyl)phenyl)benzaldehyde (CAS 544474-55-7)
- 3-Chloro-2-[(E)-2-(pyridin-3-yl)ethenyl]-5-(trifluoromethyl)pyridine (CAS 338762-10-0)
- N-((Furan-2-carbonyl)oxy)benzamide (CAS 32621-59-3)
- 4',4''',4''''',4'''''''-Methanetetrayltetrakis(([1,1'-biphenyl]-4-carbaldehyde)) (CAS 2507779-34-0)
- Tert-butyl 7-oxo-4-azaspiro[2.4]Heptane-4-carboxylate (CAS 2091736-28-4)
- Telmisartan Impurity 55 (CAS 128-08-5)
- 1-butyl-4,5-dimethyl-1H-imidazole-2-thiol (CAS 156027-20-2)
- 4-bromo-2-fluoro-3-methylpyridine (CAS 128071-79-4)
- 2-Bromo-5-(3,3,3-trifluoropropoxy)pyridine (CAS 1620691-18-0)
- 4-(5-Iodopentyloxy)benzonitrile (CAS 147983-19-5)
- 3-Fluoro-5-(trifluoromethyl)benzimidamide (CAS 885956-74-1)
- (Glu1)-Fibrinopeptide B (human) (CAS 103213-49-6)
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