(2E)-4,4,4-Trifluoro-2-butenoic acid CAS 406-94-0

Description

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.

(2E)-4,4,4-Trifluoro-2-butenoic acid (CAS 406-94-0) is a high-purity analytical reference standard with the molecular formula C4H3F3O2 and a molecular weight of 140.06 g/mol.

Based on its molecular formula C4H3F3O2, (2E)-4,4,4-Trifluoro-2-butenoic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 140.06 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.

As a certified reference material (CRM), (2E)-4,4,4-Trifluoro-2-butenoic 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

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