(E)-4,4,4-Trifluorobut-2-en-1-yl acetate CAS 728040-39-9

Purity 97%+In StockPharmaceutical Standards
CAS No.728040-39-9
Molecular FormulaC6H7F3O2
Molecular Weight168.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-4,4,4-Trifluorobut-2-en-1-yl acetate CAS 728040-39-9 chemical structure

Description

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, (E)-4,4,4-Trifluorobut-2-en-1-yl acetate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 168.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

(E)-4,4,4-Trifluorobut-2-en-1-yl acetate (CAS 728040-39-9) is a high-purity analytical reference standard with the molecular formula C6H7F3O2 and a molecular weight of 168.11 g/mol.

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), (E)-4,4,4-Trifluorobut-2-en-1-yl acetate 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 FormulaC6H7F3O2
Molecular Weight168.11 g/mol
Purity97%+
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityContains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1986
Halogen ContentF-containing

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