Four di-CuII-substituted sandwich-type germanomolybdates obtained under different reaction conditions: from zero-dimensional to two-dimensional structure†
Abstract
Four di-CuII-substituted sandwich-type germanomolybdates, (H2en)2H7{[Na0.5(H2O)3.5]2[Cu2(β-Y-GeMo9O33)2]}·6H2O (1), (H2en)2H{[Na2.5(H2O)12]2[Cu(en)2][Cu2(β-Y-GeMo9O33)2]}·8H2O (2), [Na4(H2O)12]2H4[Cu2(β-Y-GeMo9O33)2]}·11H2O (3) and [Cu(en)2]2[Cu(en)2(H2O)]2{[Cu(en)2]2[Cu2(β-Y-GeMo9O33)2]}·8H2O (4) (en =