3-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]sulfanyl}-1-phenylpyrrolidine-2,5-dione CAS 321430-83-5

Purity 97%+In StockPharmaceutical Standards
CAS No.321430-83-5
Molecular FormulaC16H10ClF3N2O2S
Molecular Weight386.78 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]sulfanyl}-1-phenylpyrrolidine-2,5-dione CAS 321430-83-5 chemical structure

Description

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

3-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]sulfanyl}-1-phenylpyrrolidine-2,5-dione (CAS 321430-83-5) is a high-purity analytical reference standard with the molecular formula C16H10ClF3N2O2S and a molecular weight of 386.78 g/mol.

3-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]sulfanyl}-1-phenylpyrrolidine-2,5-dione (C16H10ClF3N2O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, 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.

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 FormulaC16H10ClF3N2O2S
Molecular Weight386.78 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms2
Sulfur Atoms1

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