Ethyl N-(3-cyano-1H-indol-2-yl)form- imidate

R factor = 0.040; wR factor = 0.110; data-to-parameter ratio = 13.0. In the title compound, C12H11N3O, the C N imino bond is in an E conformation. In the crystal, adjacent molecules are linked by N–H Ncyano hydrogen bonds, forming a chain running along [110]. Related literature The starting reactant was synthesized according to a literature method (Yang et al., 2010). Introduction of different groups into indole molecules can generate a series of bioactive deri-vatives, which have been the subject of much attention as anti