5-[1-(4-Methylbenzoyl)-1H-pyrazol-3-yl]-2-phenyl-1,3-thiazole CAS 318248-77-0

Purity 97%+In StockPharmaceutical Standards
CAS No.318248-77-0
Molecular FormulaC20H15N3OS
Molecular Weight345.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-[1-(4-Methylbenzoyl)-1H-pyrazol-3-yl]-2-phenyl-1,3-thiazole CAS 318248-77-0 chemical structure

Description

As a certified reference material (CRM), 5-[1-(4-Methylbenzoyl)-1H-pyrazol-3-yl]-2-phenyl-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-[1-(4-Methylbenzoyl)-1H-pyrazol-3-yl]-2-phenyl-1,3-thiazole (CAS 318248-77-0) is a high-purity analytical reference standard with the molecular formula C20H15N3OS and a molecular weight of 345.42 g/mol.

Based on its molecular formula C20H15N3OS, 5-[1-(4-Methylbenzoyl)-1H-pyrazol-3-yl]-2-phenyl-1,3-thiazole contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 345.42 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

Physical & Chemical Properties

Molecular FormulaC20H15N3OS
Molecular Weight345.42 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms1

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