(E)-5-(Buta-1,3-dien-1-yl)-3-(4-chlorophenyl)isoxazole CAS 833462-40-1

Purity 97%+In StockPharmaceutical Standards
CAS No.833462-40-1
Molecular FormulaC13H10ClNO
Molecular Weight231.68 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-5-(Buta-1,3-dien-1-yl)-3-(4-chlorophenyl)isoxazole CAS 833462-40-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 231.68 g/mol gives (E)-5-(Buta-1,3-dien-1-yl)-3-(4-chlorophenyl)isoxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (E)-5-(Buta-1,3-dien-1-yl)-3-(4-chlorophenyl)isoxazole (CAS 833462-40-1), a certified reference material (molecular formula C13H10ClNO, MW 231.68 g/mol) for analytical method development and quality control.

Structurally, (E)-5-(Buta-1,3-dien-1-yl)-3-(4-chlorophenyl)isoxazole (C13H10ClNO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 231.68 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), (E)-5-(Buta-1,3-dien-1-yl)-3-(4-chlorophenyl)isoxazole 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 FormulaC13H10ClNO
Molecular Weight231.68 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.)1986
Halogen ContentCl-containing
Nitrogen Atoms1

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