Posted on 1 November 2008 by kax_hpcMolecular structure of 1:1 complex of 1,4-dimethylpiperazine di-betaine with l-tartaric acid studied by X-ray diffraction, FTIR, Raman and NMR spectroscopy and DFT calculations Molecular structure of 1:1 complex of 1,4-dimethylpiperazine di-betaine with l-tartaric acid studied by X-ray diffraction, FTIR, Raman and NMR spectroscopy and DFT calculations Journal of Molecular Structure Zofia Dega-Szafran, Andrzej Katrusiak, Mirosław Szafran