Crystal and molecular structure of 2,6-dimethyl-3-acetyl-5-carbomethoxy-4- (4′-methoxyphenyl)-1,4-dihydropyridine

2,6-Dimethyl-3-acetyl-5-carbomethoxy-4-(4′-methoxyphenyl)-1,4-dihydropyridine has been synthesized and characterized by X-ray diffraction analysis. The compound crystallizes in the monoclinic space group P21/c with cell parameters a=16.085(2) A, b= 12.332(3) A, c= 8.479(4) A, β = 99.23(8)°, Z=4. The structure exhibits both intra and intermolecular hydrogen bonds. The structure adopts a flat boat conformation in the dihydropyridine ring.