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metal-organic compounds
The structure of the title compound {piperazinediium poly[trioxovanadate(2-)], (C4H12N2)(VO3)2} is monoclinic, space group P21/c, and contains infinite (VO3-)n chains running parallel to the c axis. These chains form layers running parallel to the (100) plane. The protonated piperazine molecules are located between the (VO3-)n chains and form hydrogen bonds which contribute to the stabilization of the structure.