Five -N'-benzylidene-N-methylpyrazine-2-carbohydrazides
Authors: Gomes, L.R.; Low, J.N.; Rodrigues, A.S.M.C. ; Wardell, J.L. ; Lima, C.H.S. ; De Souza, M.V.N. Source: Acta Crystallographica. Section C, Crystal Structure Communications, v. 69, p. 549-555, 2013 Publisher: International Union of Crystallography (IUCr) Abstract The compounds N‘-benzylidene-N-methylpyrazine-2-carbohydrazide, C13H12N4O, (IIa), N‘-(2-methoxybenzylidene)-N-methylpyrazine-2-carbohydrazide, C14H14N4O2, (IIb), N‘-(4-cyanobenzylidene)-N-methylpyrazine-2-carbohydrazide dihydrate, C14H11N5O·2H2O, (IIc), N-methyl-N‘-(2-nitrobenzylidene)pyrazine-2-carbohydrazide, C13H11N5O3, (IId), and N-methyl-N‘-(4-nitrobenzylidene)pyrazine-2-carbohydrazide, C13H11N5O3, (IIe), have dihedral angles […]
