5-[(4-Chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-2-[5-(thiophen-2-yl)-1H-pyrazol-1-yl]-1,3-thiazole CAS 956182-65-3

Purity 97%+In StockPharmaceutical Standards
CAS No.956182-65-3
Molecular FormulaC22H12Cl3N3S3
Molecular Weight520.90 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-[(4-Chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-2-[5-(thiophen-2-yl)-1H-pyrazol-1-yl]-1,3-thiazole CAS 956182-65-3 chemical structure

Description

As a certified reference material (CRM), 5-[(4-Chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-2-[5-(thiophen-2-yl)-1H-pyrazol-1-yl]-1,3-thiazole 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.

5-[(4-Chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-2-[5-(thiophen-2-yl)-1H-pyrazol-1-yl]-1,3-thiazole (CAS 956182-65-3) is a high-purity analytical reference standard with the molecular formula C22H12Cl3N3S3 and a molecular weight of 520.90 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution, 5-[(4-Chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-2-[5-(thiophen-2-yl)-1H-pyrazol-1-yl]-1,3-thiazole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 520.90 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.

Physical & Chemical Properties

Molecular FormulaC22H12Cl3N3S3
Molecular Weight520.90 g/mol
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)17.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms3

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