2-[4-(4-Chlorobenzenesulfonyl)-5-phenyl-1H-pyrazol-1-yl]-5-[(4-chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-1,3-thiazole CAS 956627-23-9

Purity 97%+In StockPharmaceutical Standards
CAS No.956627-23-9
Molecular FormulaC30H17Cl4N3O2S3
Molecular Weight689.48 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-[4-(4-Chlorobenzenesulfonyl)-5-phenyl-1H-pyrazol-1-yl]-5-[(4-chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-1,3-thiazole CAS 956627-23-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 689.48 g/mol gives 2-[4-(4-Chlorobenzenesulfonyl)-5-phenyl-1H-pyrazol-1-yl]-5-[(4-chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-1,3-thiazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-[4-(4-Chlorobenzenesulfonyl)-5-phenyl-1H-pyrazol-1-yl]-5-[(4-chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-1,3-thiazole (CAS 956627-23-9), molecular formula C30H17Cl4N3O2S3 and molecular weight 689.48 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-[4-(4-Chlorobenzenesulfonyl)-5-phenyl-1H-pyrazol-1-yl]-5-[(4-chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-1,3-thiazole (C30H17Cl4N3O2S3) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 22.0, corresponding to approximately 22 ring(s) or double-bond equivalent(s). With a molecular weight of 689.48 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 2-[4-(4-Chlorobenzenesulfonyl)-5-phenyl-1H-pyrazol-1-yl]-5-[(4-chlorophenyl)sulfanyl]-4-(2,4-dichlorophenyl)-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.

Physical & Chemical Properties

Molecular FormulaC30H17Cl4N3O2S3
Molecular Weight689.48 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)22.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms3

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