5-Methyl 3-(2-methylprop-3-yl) 2,6-dimethyl-4-(2-nitrosophenyl)pyridine-3,5-dicarboxylate

Abstract

In the title compound, C20H22N2O5, a photo-degradation product of the hypertension drug nisoldipine, the dihedral angle between the nitrosophenyl ring and the pyridine ring is 75.7 (3)°. In the crystal structure, weak C—H...O hydrogen bonds help to establish the packing.