| Tripodal polycarboxylic acid ligands have relatively novel structures.They have important applications in luminescence sensing,magnetism,gas adsorption and separation,catalytic,drug delivery and other fields.This paper is based on 1,3,5-tris?4-carboxy phenoxy?benzene?H3TCPB?and transition metal,successfully synthesized 17 complexes,under hydrothermal conditions.Their structures have been determined by single-crystal X-ray diffraction analysis,elemental analysis?EA?,IR spectra?IR?,powder X-ray diffraction?PXRD?,and thermogravimetric analysis?TGA?.Furthermore,the magnetic property of 1,3,6,7,9,11,12,13 and 14 as well as the luminescence sensing of complexes 2,4,5,8,10,15 and 17 have been investigated.The molecular formula of the complex 117 is as follows:{[Mn1.5?TCPB??H2O???2–OH2?]·H2O}n?1?{[Cd3.5?TCPB?2?H2O?3??2–OH2???3–OH?]·H2O}n?2?{[Mn1.5?TCPB??bib?0.5?DMF?]}n?3?{[Cd2?TCPB??HCOO??bib??H2O?]·?Dioxane?0.5}n?4?{[Zn?TCPB??bib??DMF?]·?Dioxane?0.5}n?5?{[Co?TCPB?2??bib2?DMF??Dioxane?2.5·?H2O?2]}n?6?{[Ni?TCPB?2?bibp?2·?DMF?·?Dioxane?2.5·?H2O?2]}n?7?{[Cd6??TCPB4?bibp?4?Dioxane?·?H2O?2]·?Dioxane?3·DMF·?H2O?0.5}n?8?{[Co?HTCPB??4,4-bpy?·?DMF?·?Dioxane?0.5·?H2O?2]}n?9?{[Cd?HTCPB??4,4-bpy?·?DMF?·?Dioxane?0.5·?H2O?2]}n?10?{[Co1.5?TCPB??4,4-bpy?·?DMF?]·?Dioxane?0.5?H2O?}n?11?{[Co2?TCPB??bisp?]·?Dioxane??H2O?0.5}n?12?{[Co3?TCPB??bimp?0.5·?Dioxane?0.5·?DMF?]·?H2O?3}n?13?{[Mn3?TCPB??bimp?0.5]·Dioxane·DMF·?H2O?2}n?14?{[Zn3?TCPB?2?bimp??DMF??Dioxane?2]·?H2O?5}n?15?{[Zn?TCPB??Hbim?]·?DMF?3·?Dioxane?2·?H2O?3}n?16?{[Cd1.5?TCPB??phen?]}n?17?The TOPOS software analyses show that the complex 1 is a?4,8?-c 3D multinuclear structure,with the point symbol of{412.612.84}{46}2.2 is a novel 3D structure of the 12-c with the point symbol of{312.440.512.62}.Complexes 3,8,12,14 are?3,8?-connected 3D network structures.The complexes 13 and 15 are?3,6?-connected 3D network structures,and complexes 6 and 7 as well as 9,and 10 are isomorphic,respectively.The point symbol of 3 is{43}2{46.618.84}.The point symbol of 4 is{4.62}{47.614}.5 is a 1D network structure,which forms a 3D skeleton structure with inter-molecular hydrogen bonds interactions.The complexes 4,6,and 7 are?3,7?-connected 3D network structures.The point symbol of 6 and7 are{43}2{46.618.84}.The point symbol of 8 is{42.5}2{44.59.68.73.83.9}.The complexes 9,10is a?2,8?-c 2D network structure the point symbol of{44·816·128}{4}4,which forms a 3D trinuclear skeleton structure through the action of hydrogen bonds.11 is?3,6?-c 2D structure with the point symbol of{43}2{46.66.83}.13 and 15 are the 3D trinuclear structures of the 3,6-c the point symbol of 13 is{410.632.7.82}{43}2,15 is{43}2{46.66.83}.Complex 14 is?3,8?-c 3D trinuclear network structure with the point symbol of{43}2{46.618.84}.Structural analysis shows that the complex 16 is a 3D?4,6?-c network with the point symbol of{43·612}{43·63}2.The complex 17 is a 2D structure,which expends into a 3D network structure with intermolecular hydrogen bonds,the point symbol of 17 is{43}2{46.66.83}. |
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