%0 Journal Article %T Ethyl 2,4-dimethylpyrido[1,2-a]benzimidazole-3-carboxylate %A Ai Guo Zhu %A Zhuo Ming Ma %A Lin Jie Li %A Tian Tian Wei %J Acta Crystallographica Section E %D 2012 %I International Union of Crystallography %R 10.1107/s1600536812040299 %X The title compound, C16H16N2O2, was synthesized using a novel tandem annulation reaction between 1-(1H-benzo[d]imidazol-2-yl)ethanone and ethyl (E)-4-bromobut-2-enoate under mild conditions. The dihedral angles formed by the mean plane of the five-membered imidazole ring with the dihydropyridin and benzene rings are 1.54 (9) and 1.85 (9)กใ, respectively. %U http://scripts.iucr.org/cgi-bin/paper?S1600536812040299