多金屬氧酸鹽類化合物的合成、晶體結(jié)構(gòu)及表征.pdf

1、東北師范大學(xué)碩士學(xué)位論文多金屬氧酸鹽類化合物的合成、晶體結(jié)構(gòu)及表征姓名：張?jiān)伱飞暾垖W(xué)位級別：碩士專業(yè)：無機(jī)化學(xué)指導(dǎo)教師：馬建方20050501AbstractInthisthesis，fournovelcompoundsweresynthesizedwhichareorganotin—substitutedpolyoxomolybdateH4sM0300ssMo(NO)064Sn(nBu)044。9H20(1)，CrL。(H20)(C2

2、HsOH)2CrLa(C2HsOH)2PMOl2040(La=2，2N，Nbis(salicylidene)ethylenediamine，2)，CrLa(H20)24M08026(3)andC49H63MOl2N6048P(4)TheircrystalstructuresweredeterminedbyX，raysinglecrystaldiffractionmethodCompound1isa38nuclearorganotinsu

3、bstitutedpolyoxomolybdatewhichconsistsoftwoidenticalMOlTSn2subunitsrelatedtoeachotherbyacenterofinversionEachofthesubunitcontainsavarietyofpolyhedra：oneMo”06，one(0=)M0Ⅵ04(H20)，three(O=)2Mo“03(H20)，four(0=)Mo”05，one(O=)2M

4、o”04(M09)，one(O=)2Mo”03(H20)，two(O=)Sn“fnBu)04octahedraandtwopentagonalMo1’(NO)064bipyramidsandfourMo”。2080一O)0一H20)unitsconsistingofedge—sharedoctahedraOrganotinsubstitutedisopolymolybdatehasneverbeenreportedbefore，and1

5、isthefirstexampleofsuchkindofcompoundCompounds2and3aretwoCr(III)complexeswithbis(salicydene)SchjfrbaseligandPM0120403‘isthecounterionsofcompound2，andMos026斗isthecounterionsofcompound3Inboth2and3，Cr(III)carlOilissixcoordi

6、natedbytwoNatomsandtwo0atomsfromoneLa2’anion，andtwosolventmoleculesCr(111)complexwithbis(salicydene)Schiffbaseligandisdestroyedduringthepreparationofthetargetcompoundandcompound4isobtainedThisisprobablycausedbythecatalyt

7、iceffectofheteropolyacidCompound4isthephosphomolybdateof2一f2一hydroxylphenyl)benzimidazole。Eachindependentunitconsistsofthreeprotonated2一(2hydroxylphenyl)benzimidazolemoleculesandonePMol2040’anionEach2f2一hydroxylphenyl)be