4-(trans-4-Ethylcyclohexyl)-4'-(trifluoromethoxy)-1,1'-biphenyl CAS 650634-92-7

Purity 97%+In StockPharmaceutical Standards
CAS No.650634-92-7
Molecular FormulaC21H23F3O
Molecular Weight348.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(trans-4-Ethylcyclohexyl)-4'-(trifluoromethoxy)-1,1'-biphenyl CAS 650634-92-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 348.40 g/mol gives 4-(trans-4-Ethylcyclohexyl)-4'-(trifluoromethoxy)-1,1'-biphenyl distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-(trans-4-Ethylcyclohexyl)-4'-(trifluoromethoxy)-1,1'-biphenyl (CAS 650634-92-7), molecular formula C21H23F3O and molecular weight 348.40 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C21H23F3O, 4-(trans-4-Ethylcyclohexyl)-4'-(trifluoromethoxy)-1,1'-biphenyl contains a steroid core, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 348.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 4-(trans-4-Ethylcyclohexyl)-4'-(trifluoromethoxy)-1,1'-biphenyl 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 FormulaC21H23F3O
Molecular Weight348.40 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Halogen ContentF-containing

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