financial support provided for this work by the Shahid Bahonar University of Kerman and PNU;support of NSF-MRI Grant #1228232 for the purchase of the diffractometer and of Tulane University for the Tulane Crystallography Laboratory is gratefully acknowledged
Three complexes containing 2-pyrazinecarboxylate(pzca–), including [Ni(pzca)2(H2O)2], [Co(pzca)2(H2O)2], and [Cu(pzca)2(H2O)2], have been synthesized and characterized using physicochemical and spectroscopic methods....