2-Bromo-3-(3-methylphenyl)-1-propene CAS 731772-18-2

Purity 97%+In StockPharmaceutical Standards
CAS No.731772-18-2
Molecular FormulaC10H11Br
Molecular Weight211.10 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Bromo-3-(3-methylphenyl)-1-propene CAS 731772-18-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 211.10 g/mol gives 2-Bromo-3-(3-methylphenyl)-1-propene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-Bromo-3-(3-methylphenyl)-1-propene (CAS 731772-18-2), a certified reference material (molecular formula C10H11Br, MW 211.10 g/mol) for analytical method development and quality control.

2-Bromo-3-(3-methylphenyl)-1-propene (C10H11Br) contains bromine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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), 2-Bromo-3-(3-methylphenyl)-1-propene 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 FormulaC10H11Br
Molecular Weight211.10 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Halogen ContentBr-containing

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