1-(4-Bromophenyl)-2-(ethylthio)propan-1-one CAS 1157360-85-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1157360-85-4
Molecular FormulaC11H13BrOS
Molecular Weight273.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Bromophenyl)-2-(ethylthio)propan-1-one CAS 1157360-85-4 chemical structure

Description

The occurrence of 1-(4-Bromophenyl)-2-(ethylthio)propan-1-one is closely related to sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1-(4-Bromophenyl)-2-(ethylthio)propan-1-one (CAS 1157360-85-4), molecular formula C11H13BrOS and molecular weight 273.19 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-(4-Bromophenyl)-2-(ethylthio)propan-1-one (C11H13BrOS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 273.19 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), 1-(4-Bromophenyl)-2-(ethylthio)propan-1-one 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 FormulaC11H13BrOS
Molecular Weight273.19 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentBr-containing
Sulfur Atoms1

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