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TABLE NO.- 1BPHYSICAL CONSTANTS OF (2Z)-3-[2-(4-CHLOROPHENYL)-8-METHYL IMIDAZO[1,2-a]PYRIDINE-3-YL]-1-ARYL PROP-2-EN-1-ONE.Sr.No.RMolecularFormulaM.W.M.P.°CRf*Value%Yield% NitrogenCalcd. Found1a1b1c1d1e1f1g1h1iC 6 H 5 -4-CH 3 -C 6 H 4 -4-OCH 3 -C 6 H 4 -4-Cl-C 6 H 4 -4-F-C 6 H 4 -4-Br-C 6 H 4 -4-NH 2 -C 6 H 4 -4-NO 2 -C 6 H 4 -4-OH-C 6 H 4 -C 23 H 17 ClN 2 O 372.5C 24 H 19 ClN 2 O 386.5C 24 H 19 ClN 2 O 2 402.5C 23 H 16 Cl 2 N 2 O 407.0C 23 H 16 ClFN 2 O 390.5C 23 H 16 ClBrN 2 O 451.5C 23 H 18 ClN 3 O 387.5C 23 H 16 ClN 3 O 3 417.5C 23 H 17 ClN 2 O 2 388.5215.0262.0189.0185.0140.0243.0165.0161.0149.00.540.580.600.590.440.620.560.560.4959.056.075.072.065.057.055.070.054.07.517.246.956.887.176.2010.8310.067.207.367.126.786.766.986.1510.799.887.04Solvent System : Ethyl acetate : Hexane (5:5)41Chalcone…..