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INTRODUCTIONThesynthesisofpolynuclearcopper lanthanoidcomplexesisofspecialinterestforsev eralreasons〔1-4〕.Thesecomplexesareim... 相似文献
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1 INTRODUCTIONThemixedchaletNi(Ⅱ)complexescontainingpyridineshavebeenofgreatinterestforinorganicandbioinorganicchemists[1~5].VanillinisoneofthenormalusedcompoundswhichhavetwooxygenatomsandareeasytoformanumberofcomplexeswithCu(Ⅱ),Co(Ⅱ),Ni(Ⅱ),Zn(Ⅱ)andetal[6].Inth… 相似文献
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1INTRODUCTIONRecentresearchonaseriesofdinuclearmolybdenum(0)carbonylcomplexescontain ingthiolato bridgeshasledtotheconclusion... 相似文献
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1INTRODUCTIONInrecentyears,aseriesoflanthanide aluminiumcomplexeswhichareactiveforpoly merizationofolfins〔1〕havebeenreported.... 相似文献
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IntroductionInthepastdecade ,alotofinteresthasbeencon centratedonpreparingandcharacterizingbridgingmetalcomplexesforinvestigatingtheirpotentiallyusefulelec tronicormagneticproperties .1,2 Recently ,severalmetalcomplexesbridgedbydicarboxylatehavebeensynthes… 相似文献
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1INTRODUCTIONRecently,thechemistryofcomplexescontaininglow valencemetalatomshasincreas inglyatractedtheatentionfromchemistsan... 相似文献
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ZHANG Min KONG Fan Rong 《结构化学》1999,18(2)
1INTRODUCTIONMetaliccomplexesofschifbaseshaveatractedtheatentionofresearchersduetotheirantiviral,fungistatic,andcatalyticacti... 相似文献
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1INTRODUCTIONCoppercomplexeshavealargevarietyofstericstructuresandplayanimportantroleincatalysingtheenzymaticactivities,which... 相似文献
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1INTRODUCTIONSinceRobsonhasputforwardtheconceptionofdinucleatingligandin1970〔1〕,dinuclearcomplexeshavereceivedmuchatentionfor... 相似文献
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CHEN XueNian ZHANG Jie YIN YuanQi 《结构化学》1999,18(4)
1INTRODUCTIONTheextensiveandrapiddevelopmentofthechemistryofdinucleartransitionmetalcomplexesbridgedbyunsaturatedhydrocarbons... 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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1 INTRODUCTIONSulfoxideisknowntoformcoordinationcompoundswithLanthanide(Ⅲ)andtheirsyntheses,propertiesandvariousphysicalcharacteristicshavebeenreport-ed〔1~9〕.However,therearesomanydifficultyinpreparingthekindoflanthanidecomplexesbecausetheanionsuseda… 相似文献
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1INTRODUCTIONOrganolanthanidecomplexesinvolvingbothcyclopentadienylandβ diketonatochelateligandshavebeensynthesized〔1 4〕,ando... 相似文献
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1 INTRODUCTIONCertaincoppercomplexeshavebeenshowntohaveunusualchemicalpropertiessuchasoxygentransfer,oxidativeadditionandhomogenouscatalytichydrogenation[1].Oxidativeadditionreactionsarekeystepsintheactivationofσbondsinagreatnumberofcatalyticprocess.Cop… 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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1 INTRODUCTIONTransitionmetalclustercomplexeshavebeenreceivingconsiderableattentioninrecent yearslargelybecauseoftheir potentialapplicationsincatalysisaswellasthenoveltyandversatilityoftheirreactionsandstructures.[1~ 4] Ourinterestinmetalclustercatalysisp… 相似文献
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IntroductionOwingtotheformationofstableanddeeplycoloredcomplexeswithheavymetalions(suchaslead(Ⅱ)etc),theferrocenylaroylhydrazonesarenotonlypotentiallyusefulasspe-cificreagentsinanalyticalandextractivechemistry[1]butalsostronglyactivebiologically,andc… 相似文献
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IntroductionImidazolehasattractedconsiderableinterestasalig andinmanybiologicalsystemsinwhichitprovidesapo tentialbindingsiteformetalions .1Imidazoleitselfisanunidentateligandandformscomplexeswithmetalionsthroughitstertiarynitrogenatom .Somecomplexesofi… 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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SynthesisandStructureof 1-Cyclopentylindenyl Lanthanide(II) Complexes and Their Catalytic Behavior for Polymerization of Acrylonitrile 总被引:3,自引:0,他引:3
IntroductionGreatprogresshasbeenmadeinthechemistryofdi valentorganolanthanidecomplexes .Avarietyofnewclassesofcomplexeshavebeensynthesizedandwidelyusedinorganicsynthesisandpolymerchemistry .1 6 Itwasnoticedthatmostoftheworkpublishedisfocusedonthecomplexe… 相似文献