Add time:07/11/2019         Source:sciencedirect.com

Eight derivatives of N-(3-chloro-4-fluorophenyl)-2-(5-((3-(4-hydroxy-2, 2-dimethyl l-2,3-dihydrobenzofuran-5-yl)-1-phenyl-1H-pyrazol-4-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl) acetamide were synthesized by reacting pyrazole having substitutions at 1 and 3 positions (phenyl and benzofuran) with various substituted N-(3-chloro-4-fluorophenyl)-2-(4-oxo-2-thioxothiazolidin-3-yl)acetamides.The series of reactions are depicted in following scheme. The chemical structures of these compounds were confirmed by means of 1H NMR, IR and Mass spectra. The compounds were assayed for anti-inflammatory activity.Among the compounds 10a, 10b and 10d showed significant anti-inflammatory activity, 10c showed moderate anti-inflammatory activity.

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