Uranium–organic framework solids, in which uranium building units are connected by bidentate dicarboxylate anions such as succinate, glutarate, and isophthalate, were synthesized; the glutarate and isophthalate compounds contain cavities, in which occluded
![Graphical abstract: Incorporation of uranium(vi) into metal–organic framework solids, [UO2(C4H4O4)]·H2O, [UO2F(C5H6O4)]·2H2O, and [(UO2)1.5(C8H4O4)2]2[(CH3)2NCOH2]·H2O](http://hg.y866.cn/compound/lib/scimg/usr/1/B306733P.jpg)