某些過渡金屬配位聚合物的合成及其結構表征.pdf

1、東北師范大學碩士學位論文某些過渡金屬配位聚合物的合成及其結構表征姓名：馮力蘊申請學位級別：碩士專業(yè)：無機化學指導教師：胡長文2003.5.1ABSTRACTTheresearchontransitionmetalcoordinationpolymersnotonlyconnectsinorganicandorganicchemistrybutalsoinvolvesbasictheoryandapplicationsInrecentye

2、ars，thisfieldhasbecomeoneoftheinternationalfrontiersamonginorganicchemistrycrystallizationchemistryandmaterialschemistryandiscurrentlyrapidlyexpandingThisthesisfocusesmainlyontheassemblyoflow—dimensionalbuildingblocksint

3、oone一，two，orthree—dimensionalcoordinationpolymersviavariousintermolecularinteractionssuchascoordinatebonding，hydrogenbonding，兀一7【stackingandelectrostaticinteractionsTwokindsofmetal—organiccoordinationpolymersandanovelWau

4、gh—typeisopolyoxometalate，namely【Co(4，4bipy)(H20)4](4一abs)2’H20(44bipy=44bipyridine，4abs=4aminobenzenesulfonate)(1)，[Mn(4，4’bipy)(H20)4】【4一abs]24H20(2)，[Fe2111Fe“02(C6H4N02)2(C204)】(IN=isonicotinate)(3)，【Zn(IN)2(H20)4】(4

5、)，andNa4Mol0032’8H20(5)，havebeensynthesizedbythenormalandhydrothermaltechniques，andstructurallycharacterizedbysinglecrystalX—raydiffraction，elementalanalysis，1Rspectra，electronparamagneticresonancespectra，thermogravimetr

6、icanalysis，andX—rayphotoelectronspectraComplexes(1)and(2)bothpossessunusualhydrogenbondedthreedimensional(3D)networksencapsulatingonedimensional(1一D)covalentlybondedinfinitechainsThe4absanionsin(1)form1Dzigzagchainsthrou

7、ghhydrogenbondsThesechainsarefurtherextendedthroughcrystallizationwatermoleculesinto3Dhydrogenbondednetworkswitll1Dchannels，inwhichthe[Co(4，4bipy)(H20)4]”linearcovaleutlybondedchainsarelocatedComplex(2)contalnsinterestin

8、gtwo—dimensional(2D)honeycomb—likenetworksformedby4absanionsandlatticewatermoleculesviahydrogenbonding，whichareextendedthroughothercrystallizationwatermoleculesintothreedimensionswith1DhexagonalchannelsThe【Mn(4，4bipy)(H2