(Z)-1,2-Dibromo-1,2-diphenylethene CAS 3720-09-0

Purity 97%+In StockPharmaceutical Standards
CAS No.3720-09-0
Molecular FormulaC14H10Br2
Molecular Weight338.04 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(Z)-1,2-Dibromo-1,2-diphenylethene CAS 3720-09-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 338.04 g/mol gives (Z)-1,2-Dibromo-1,2-diphenylethene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(Z)-1,2-Dibromo-1,2-diphenylethene (CAS 3720-09-0), molecular formula C14H10Br2 and molecular weight 338.04 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C14H10Br2, (Z)-1,2-Dibromo-1,2-diphenylethene contains bromine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 338.04 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC14H10Br2
Molecular Weight338.04 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Halogen ContentBr-containing

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