3-(4-Chlorophenyl)-5-{[(3-chlorophenyl)sulfanyl]methyl}-1,2-oxazole CAS 551921-25-6

Purity 97%+In StockPharmaceutical Standards
CAS No.551921-25-6
Molecular FormulaC16H11Cl2NOS
Molecular Weight336.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(4-Chlorophenyl)-5-{[(3-chlorophenyl)sulfanyl]methyl}-1,2-oxazole CAS 551921-25-6 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 336.24 g/mol gives 3-(4-Chlorophenyl)-5-{[(3-chlorophenyl)sulfanyl]methyl}-1,2-oxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-(4-Chlorophenyl)-5-{[(3-chlorophenyl)sulfanyl]methyl}-1,2-oxazole (CAS 551921-25-6), molecular formula C16H11Cl2NOS and molecular weight 336.24 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, 3-(4-Chlorophenyl)-5-{[(3-chlorophenyl)sulfanyl]methyl}-1,2-oxazole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 336.24 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 3-(4-Chlorophenyl)-5-{[(3-chlorophenyl)sulfanyl]methyl}-1,2-oxazole 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 FormulaC16H11Cl2NOS
Molecular Weight336.24 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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