共查询到20条相似文献,搜索用时 15 毫秒
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1INTRODUCTIONInrecentyears,aseriesoflanthanide aluminiumcomplexeswhichareactiveforpoly merizationofolfins〔1〕havebeenreported.... 相似文献
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LU Xiao Ming 《结构化学》2000,(3)
1 INTRODUCTIONPolymolybdateanionshavebeenstudiedformanyyearsbecauseoftheirapplica tionincatalysischemistry〔1〕.Inthesynthesisoforganicpolymolybdatederivativesusingacetoneassolvent,wefoundthatthecondensationreactionofacetoneoccurredandthecondensationprod… 相似文献
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1 INTRODUCTIONRecentyearshavewitnessedamarkedincreaseintheliteratureintheuseofsele niumandtelluriumasbridgingandstabilizingligandssincetheyexhibitunusualstruc turalandreactivitypatterns.〔1〕Ourongoingresearchprogramaimedatexploringnewconvenientsynthetic… 相似文献
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CUI Yong WANG Yan Ming ZHENG Yu ZHOU Wen Bo HE Ling Jie CAI Shu Hua CHEN Bo ZHANG Lin Na ② 《结构化学》1999,(1)
1INTRODUCTIONTrinuclearoxo centeredmetalcarboxylateasembliesofthegeneralcomposition〔M3(μ3 O)(μ2 O2CR)6(L)3〕n+havebenofintense... 相似文献
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1INTRODUCTIONRecentresearchonaseriesofdinuclearmolybdenum(0)carbonylcomplexescontain ingthiolato bridgeshasledtotheconclusion... 相似文献
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LI Xue a YAO Hai Jun b HU Chun Hua a DOU Jian Min a c Sun Jie d JIN Ruo Shui b ZHENG Pei Ju a ② a 《结构化学》1999,(5)
1 INTRODUCTIONThefirstpolyhedralruthenaboraneisstructurallytypifiedbythecompound〔(PPh3)2RuB10H8(OEt)2〕in1984〔1〕,whichisobtainedin40%yieldbythereactionoftheclosodecaboraneanionB10H102-with〔RuCl2(PPh3)3〕inethanol/chloroformsolution.Researchershavesy… 相似文献
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IntroductionAlthoughthecatalyticdehydrogenationofisobutaneintoisobutenehasbeencarriedoutincommercialplantsoverCr2O3-Al2O3orno... 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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Polyoxometalates (POMs)containingKegginmoi etieshavebeenreceivingextensiveattentioninrecentyearsowingtotheirgreatfundamentalandpracticalinter est .1Especiallytheunusualelectronicproperty (highnegativecharges) ,oneofthemostimportantpropertiesofPOMs ,haspoten… 相似文献
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1INTRODUCTIONOrganolanthanidecomplexesinvolvingbothcyclopentadienylandβ diketonatochelateligandshavebeensynthesized〔1 4〕,ando... 相似文献
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1 INTRODUCTIONInoureffortstodevelopthelow-valenceMo-SRcompounds,wehavefoundanMo(0)-compound,〔Mo2(SR)2(CO)8〕2-,whichisobtainedfromthereactionofMo(CO)6withRS-inhighyield,possessesaninterestingtwo-electrontransferproperty.Numerouskindsofdinuclearmolybde… 相似文献
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1INTRODUCTIONRecently,thechemistryofcomplexescontaininglow valencemetalatomshasincreas inglyatractedtheatentionfromchemistsan... 相似文献
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SUN Shu Qing WU Pei Ji ZHU Dao Ben 《结构化学》1999,18(2)
1INTRODUCTIONTheNi(dmit)2moleculesgiverisetoanumberofmolecularconductors〔1,2〕inadditiontosuperconductors〔3,4〕.Themultysulfurf... 相似文献
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1INTRODUCTIONSinceVanNiekerkandSchoening〔1〕firstdemonstratedthebinuclearnatureofcopper(Ⅱ)acetatemonohydrate,therehasbeenconsi... 相似文献
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1INTRODUCTIONOctacarbonyldicobaltisaveryconvenientstartingmaterialforthepreparationofalmostanycobaltcompound〔1〕.Thereactionso... 相似文献
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1 INTRODUCTIONCertaincoppercomplexeshavebeenshowntohaveunusualchemicalpropertiessuchasoxygentransfer,oxidativeadditionandhomogenouscatalytichydrogenation[1].Oxidativeadditionreactionsarekeystepsintheactivationofσbondsinagreatnumberofcatalyticprocess.Cop… 相似文献
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1 INTRODUCTIONTransitionmetalclustercomplexeshavebeenreceivingconsiderableattentioninrecent yearslargelybecauseoftheir potentialapplicationsincatalysisaswellasthenoveltyandversatilityoftheirreactionsandstructures.[1~ 4] Ourinterestinmetalclustercatalysisp… 相似文献
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INTRODUCTIONThesynthesisofpolynuclearcopper lanthanoidcomplexesisofspecialinterestforsev eralreasons〔1-4〕.Thesecomplexesareim... 相似文献