3-[4,5-Bis(4-methoxyphenyl)-1,3-thiazol-2-yl]pyridine CAS 134789-92-7

Purity 97%+In StockPharmaceutical Standards
CAS No.134789-92-7
Molecular FormulaC22H18N2O2S
Molecular Weight374.46 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-[4,5-Bis(4-methoxyphenyl)-1,3-thiazol-2-yl]pyridine CAS 134789-92-7 chemical structure

Description

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.

3-[4,5-Bis(4-methoxyphenyl)-1,3-thiazol-2-yl]pyridine (CAS 134789-92-7) is a high-purity analytical reference standard with the molecular formula C22H18N2O2S and a molecular weight of 374.46 g/mol.

3-[4,5-Bis(4-methoxyphenyl)-1,3-thiazol-2-yl]pyridine (C22H18N2O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

As a certified reference material (CRM), 3-[4,5-Bis(4-methoxyphenyl)-1,3-thiazol-2-yl]pyridine 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 FormulaC22H18N2O2S
Molecular Weight374.46 g/mol
Purity97%+
StorageStore at 2-8°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
Degree of Unsaturation (DBE)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Nitrogen Atoms2
Sulfur Atoms1

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