2',3',5',6'-Tetrafluoro-[1,1':4',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid CAS 1119196-00-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1119196-00-7
Molecular FormulaC22H10F4O8
Molecular Weight478.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2',3',5',6'-Tetrafluoro-[1,1':4',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid CAS 1119196-00-7 chemical structure

Description

The occurrence of 2',3',5',6'-Tetrafluoro-[1,1':4',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid is closely related to a flavonoid core, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

2',3',5',6'-Tetrafluoro-[1,1':4',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 1119196-00-7), molecular formula C22H10F4O8 and molecular weight 478.30 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C22H10F4O8, 2',3',5',6'-Tetrafluoro-[1,1':4',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid contains a flavonoid core, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 478.30 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), 2',3',5',6'-Tetrafluoro-[1,1':4',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid 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 FormulaC22H10F4O8
Molecular Weight478.30 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentF-containing

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