(E/Z)-1,2-DIbromo-1,2-difluoroethylene CAS 359-21-7

Purity 97%+In StockPharmaceutical Standards
CAS No.359-21-7
Molecular FormulaC2Br2F2
Molecular Weight221.83 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E/Z)-1,2-DIbromo-1,2-difluoroethylene CAS 359-21-7 chemical structure

Description

(E/Z)-1,2-DIbromo-1,2-difluoroethylene (CAS 359-21-7) is a high-purity analytical reference standard with the molecular formula C2Br2F2 and a molecular weight of 221.83 g/mol.

Based on its molecular formula C2Br2F2, (E/Z)-1,2-DIbromo-1,2-difluoroethylene contains fluorine/bromine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 221.83 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.

As a certified reference material (CRM), (E/Z)-1,2-DIbromo-1,2-difluoroethylene 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 FormulaC2Br2F2
Molecular Weight221.83 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1957
Halogen ContentF/Br-containing

Recommended Standards

Why CATO?