(E)-1-(3-chlorothiophen-2-yl)-3-phenylprop-2-en-1-one CAS 648429-76-9

Purity 97%+In StockPharmaceutical Standards
CAS No.648429-76-9
Molecular FormulaC13H9ClOS
Molecular Weight248.73 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-1-(3-chlorothiophen-2-yl)-3-phenylprop-2-en-1-one CAS 648429-76-9 chemical structure

Description

The occurrence of (E)-1-(3-chlorothiophen-2-yl)-3-phenylprop-2-en-1-one is closely related to sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(E)-1-(3-chlorothiophen-2-yl)-3-phenylprop-2-en-1-one (CAS 648429-76-9) is a high-purity analytical reference standard with the molecular formula C13H9ClOS and a molecular weight of 248.73 g/mol.

Owing to sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, (E)-1-(3-chlorothiophen-2-yl)-3-phenylprop-2-en-1-one is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 248.73 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), (E)-1-(3-chlorothiophen-2-yl)-3-phenylprop-2-en-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 FormulaC13H9ClOS
Molecular Weight248.73 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
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.)1985
Halogen ContentCl-containing
Sulfur Atoms1

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