V=735.6(4) A3. IV crystallizes in monoclinic space group P2/c with a=10.174(1) A, b=11.817(3) A, c=18.784(4) A, β=102.14(1)°, V=2207.8(8) A3. I consists of linear metal–metal chains wrapped by dpa ligands. II and III consist of two-dimensional MII(O3PH) inorganic sheets cross-linked by 4,4′-bpy ligands, while IV is formed by Mn[O2PH(C6H5)]2 sheets cross-linked by 4,4′-bpy ligands. I exhibits two-step
摘要 四种新型配位聚合物:Ag(dpa) I、Co(O3PH)(4,4'-bpy)(
H2O) II、Zn(O3PH)(4,4'-bpy)0.5 III 和 Mn[O2PH(
C6H5) ]2(4,4'-bpy) IV(dpa=
2,2'-二吡啶胺;4,4'-bpy=
4,4'-联吡啶)通过微波加热合成,并通过X射线晶体学表征。I 在单斜空间群 P21/n 中结晶,a=11.576(2) A, b=5.585(2) A, c=15.243(4) A, β=109.00(2)°, V=931.8(3) A3。II 在单斜 Cc 空间群中结晶,a=22.477(7) A, b=5.280(1) A, c=10.404(4) A, β=96.08(3)°, V=1227.8(7) A3。III 在单斜 P21/c 空间群中结晶,a=9.758(2) A, b=7.449(3) A, c=10.277(2)