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1.
1 INTRODUCTIONCertaincoppercomplexeshavebeenshowntohaveunusualchemicalpropertiessuchasoxygentransfer,oxidativeadditionandhomogenouscatalytichydrogenation[1].Oxidativeadditionreactionsarekeystepsintheactivationofσbondsinagreatnumberofcatalyticprocess.Cop… 相似文献
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1 INTRODUCTIONAsatypeofimportanceprecursor,alotoforganolanthanidechloridecomplexeshavebeensynthesizedandstructurallycharacterized[1].Thebimetalliccomplexescontainingalkalimetal,Cp2Ln(μCl)2M(L)(Cp=η5C5H5orC5Me5;M=Li,Na;L=THF,TMEDA),isamainstructuretype.Inthecourseo… 相似文献
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IntroductionOrganometallicandcoordinationcomplexeshavere centlyemergedaspotentialbuildingblocksfornonlinearoptical (NLO )materials .1 6Comparedwithorganicmolecules ,metalcomplexescanhavealargervarietyofstructuresandamuchgreaterdiversityoftunableelec tronic… 相似文献
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1 INTRODUCTION1 ,1 0 Phenanthroline 5,6 dione (L)carriesano quinonemoietywithpH depen dentelectroactivityandcanformstablecomplexeswithawidevarietyofmetalions,andthesolutionchemistryandelectrochemistryofitstransitionmetalcomplexeshavebeenextensivelystudied[1,2 ].H… 相似文献
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1 INTRODUCTIONRareEarth (RE)elementsareappliedinagricultureandmedicine .Therfore,betterunderstandingofthebondingofREionsinthecomplexeswithaminoacidsisnecessary .ThecrystalstructureofREcomplexeswiththesimplestaminoacidglycinewerestudiedbefore[1- 4].Toresearch… 相似文献
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1 INTRODUCTIONPeroxovanadium ( pV )complexesare potentproteintyrosinephosphatasein hibitorswithinsulin mimesispropertiesandcouldpossiblybedevelopedintoanewkindoforaldrugforthetreatmentofdiabetes[1~ 3].Recently ,thiskindofcompoundhasreceivedconsiderableattent… 相似文献
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1 INTRODUCTIONCu(I)complexeswithphosphineandarsineligandsarewellknown〔1〕.ForCuphosphinecomplexes,theCu∶ligandratiovariesfrom1∶1to1∶4andcoordinationgeometryofCu(I)rangesfromlineartotrigonal,thentotetrahedralextremes;forexample,the1∶2adductsCu(PPh3)… 相似文献
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MagneticPropertiesofHeteropolyComplexesα┐NamHn[GaW9M3(H2O)3O37]·16H2O(M=Co(Ⅱ),Mn(Ⅱ),Cr(Ⅲ))*WANGLi**,LIUZong-rui**,ZHOUYun-sha... 相似文献
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IntroductionOrganotin(IV)complexeswerewidelyusedasbio cides,fungicidesandinindustryashomogeneouscata lysts.1 6 Morerecently ,pharmaceuticalpropertiesofalkyltin(IV)complexeswithN ,N dialkyldithiocarba mateligandshavebeeninvestigatedfortheirantitumouractivity.7,8… 相似文献
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1INTRODUCTIONCoppercomplexeshavealargevarietyofstericstructuresandplayanimportantroleincatalysingtheenzymaticactivities,which... 相似文献
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1 INTRODUCTIONDimolybdenumalkynecomplexes〔Mo2(μR1C≡CR2)(CO)4(η5C5H5)2〕canreactwithavarietyofreagentssuchasphosphines,thiols,elementalsulfur,Ru3(CO)12andCo2(CO)8〔1-4〕.Intheproductsthealkyneligandisusuallyretained.Sometimes,alkynescissionoccurs.Being… 相似文献
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1 INTRODUCTIONOneofourcurrentinterestsfocusesonthedesignandsynthesesofpolyazamacrocyclicligands,andthestabilitiesofcorrespondingmetalcomplexes.Twopolyazadiphenolmacrocycles,R(babp) 2 (dfc) 2 andR (bac) 2 (dfp) 2 ;[1 ]oneoctaaza macrocycle,BPBD ;[2 ,3]andseveralhexaazama… 相似文献
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1 IntroductionAwidevarietyoftrinuclearoxo carboxylatocomplexeshavebeensynthesizedandstudiedfortheirinterestingchemicalandphysicalproperties[1 ].Thevibrationalspectraofmostofthesecompounds,whichgivemuchinformationaboutthestructureandelectrondelocalization… 相似文献
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1 INTRODUCTIONRecently,bridgedbinuclearcomplexesoffirstrowtransitionmetalshavereceivedmuchattentiononaccountoftheirbiologicalrelevanceandcondensedphasemagneticproperties[1,2].Intheseresearches,manybridgedligandswhichplayimportantroleshavebeenusedasuseful… 相似文献
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INTRODUCTIONThesynthesisofpolynuclearcopper lanthanoidcomplexesisofspecialinterestforsev eralreasons〔1-4〕.Thesecomplexesareim... 相似文献
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1 INTRODUCTIONMetal organicchemicaldeposition(MOCVD)isanappealingtechniqueforelec tronicapplications.AsoneoftheMOCVDsourcematerialsforYBCOsuperconductorfilms,bis( 2 ,2 ,6,6 tetramethyl 3,5 heptanedionate)bariumhasbeenextensivelyusedinthepast[1~ 3].Thelargesizeofthe… 相似文献
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SpectroelectrochemicalStudiesontheInteractionsofComplexesofCu(phen)2+2andCu(bpy)2+2withDNAZHAOGuang-chao,ZHUJun-jieandCHENHon... 相似文献
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1 INTRODUCTIONStudiesofthecoordinationchemistryofzinc(II)havearousedmoreandmoreinterestinlastdecadeinviewoftheirbiologicalmodelingapplica tions[1 ,2 ] andsolid statematerials[3 ,4] .WehavebeeninterestedinthestudyoftransitionmetalcomplexesofN oxopyridine 2 thiol(… 相似文献
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StudiesonRareEarthComplexeswithOpen-chainCrownEthers(Ⅶ)──Preparation,CharacterizationandStructureofRareEarthComplexeswithN,N'... 相似文献
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InvestigationonMagneticPropertiesofExchangeCoupledTransitionMetalComplexesⅡ.TheoreticalModelforTrinuclearComplexesXieXiu-Lan;... 相似文献