A series of polymeric oxyhaloplumbates[Pb3 I2(μ4-O)L]n(1,H2L=ethylene glycol)and[Pb8 M(μ3-O)2 X8(XH)L3]n{X=Br,M=Mn(2 a),Co(2 b);X=I,M=Mn(2 c),Co(2 d)}have bee
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