(E)-Ethyl 4-bromo-4,4-difluorobut-2-enoate CAS 1824708-65-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1824708-65-7
Molecular FormulaC6H7BrF2O2
Molecular Weight229.02 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-Ethyl 4-bromo-4,4-difluorobut-2-enoate CAS 1824708-65-7 chemical structure

Description

(E)-Ethyl 4-bromo-4,4-difluorobut-2-enoate (CAS 1824708-65-7), molecular formula C6H7BrF2O2 and molecular weight 229.02 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C6H7BrF2O2, (E)-Ethyl 4-bromo-4,4-difluorobut-2-enoate contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 229.02 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.

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.

CATO manufactures (E)-Ethyl 4-bromo-4,4-difluorobut-2-enoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC6H7BrF2O2
Molecular Weight229.02 g/mol
Purity97%+
StorageStore at room temperature, 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.)1995
Halogen ContentF/Br-containing

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