Hydrothermal synthesis and characterization of {[Ni2(NA)4(μ-H2O)]·2H2O}n (HNA = nicotinic acid) and its heterogeneous catalytic effect

The hydrothermal reaction of 2,3-pyridinedicarboxylic acid in the presence of Ni(II). The structure of {[Ni2(NA)4(μ-H2O)]·2H2O}n is shown.