2,2-Bis(4-Fluorophenyl)-1,1,1-Trifluoroethane CAS 789-03-7

Purity 97%+In StockPharmaceutical Standards
CAS No.789-03-7
Molecular FormulaC19H15ClO9
Molecular Weight422.77 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,2-Bis(4-Fluorophenyl)-1,1,1-Trifluoroethane CAS 789-03-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 422.77 g/mol gives 2,2-Bis(4-Fluorophenyl)-1,1,1-Trifluoroethane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2,2-Bis(4-Fluorophenyl)-1,1,1-Trifluoroethane (CAS 789-03-7) is a high-purity analytical reference standard with the molecular formula C19H15ClO9 and a molecular weight of 422.77 g/mol.

The molecular framework of 2,2-Bis(4-Fluorophenyl)-1,1,1-Trifluoroethane (C19H15ClO9) is characterized by a flavonoid core, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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), 2,2-Bis(4-Fluorophenyl)-1,1,1-Trifluoroethane 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 FormulaC19H15ClO9
Molecular Weight422.77 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentCl-containing

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