Posted on 1 March 2008 by kax_hpcN,N′-Dimethylpiperazine mono-betaine complex with two molecules of 3-iodobenzoic acid and water studied by X-ray diffraction, DFT, FTIR and NMR methods N,N′-Dimethylpiperazine mono-betaine complex with two molecules of 3-iodobenzoic acid and water studied by X-ray diffraction, DFT, FTIR and NMR methods Journal of Molecular Structure Zofia Dega-Szafran, Andrzej Katrusiak, Mirosław Szafran