A heterometal-organic framework {[Pr_2Ca(betc)_2(H_2O)_7]·H_2O}_n(1) was prepared by the hydrothermal reaction of 1,2,4,5-benzenetetracarboxylic acid(H4bet
A new Zn(II) coordination polymer [Zn3(BTC)2(4,4’-bpy)(CO)2]n(1, H3 BTC =1,3,5-benzenetricarboxylic acid, 4,4’-bpy = 4,4’-bipyridine) has been prepared throu