The crystal structure of the title compound （C28H22C1F4N302, Mr = 543.14） was determined by single-crystal X-ray diffraction. The crystal belongs to the monoclinic system, space group P21 with a = 12.2113（11）, b = 9.4956（9）, c = 25.484（2） A, β= 98.486（1）~, V= 2922.6（5） A, Z = 2, Dc = 1.302 Mg/m3, F（000） = 1184, μ = 0.19 mm-1, R = 0.068 and wR = 0.186. The asymmetric unit of the title compound contains two organic molecules and two solvent acetone molecules with 50% occupancy each. In each organic molecule, the dihydropyridine ring adopts a half boat conformation. In the crystal, the molecules are linked by N-H...O hydrogen bonds.
