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1.
Themetalcomplexesofhydrazideshaveattractedconsiderableinterestowingtotheirantifungalandantibacterialactivities[1 ,2 ] .Theycanalsobeusedasanalyticalreagents[3 ]andextractingagentsformetalsalts[4 ] .Manycomplexesofhydrazideshavebeensynthesizedandcharacterized[5]… 相似文献
2.
Preparation and Properties of Rare Earth Complexes with 5-Phenyl Pyrazoline Dithioformate 总被引:1,自引:0,他引:1
ompoundsofpyrazolinehavepropertiesofkillingbacteriaandpromotingplantgrowth[1] . 5 Phenylpyrazolinedithioformateformsstablecomplexeswithmanytransitionmetalelements[1] .However ,thecomplexesofrareearthmetalhavenotbeenreported .Asanextensionofourpreviousstudies[… 相似文献
3.
Bothrareearthions[1 ] and 8 hydrox yquinolinepossessantibacterialfunction[2 ] ,andtheircomplexeshavemorepowerfuldisin fection .Thebinarycomplexesofthemwerere portedasearlyas 1 96 3.Meanwhile ,there searchontheternarycomplexesofthemhasbecomeveryactiveinrecentyearsan… 相似文献
4.
Thecomplexesofrareearthwithaminoacidsareofmanyspecialfunctions[1 ] ,andtheyhaveveryextensiveapplicationsinbiolo gy ,agricultureandpharmacologicalsci ence[2 ,3 ] .Inrecentyears ,thecomplexesofrareearthwithaminoacidsbecomethehotspotsofrareearthbiologicalinorgani… 相似文献
5.
Synthesis, Characterization and Fluorescence of Phenylcarboxymethyl Sulfoxide Complexes with Lanthanide Nitrates 总被引:4,自引:0,他引:4
Rareearthcomplexeswithsulfoxideandaromaticcarboxylacidhavebeenwidelystud ied[1~ 3 ] .Itisprovedthattheybothhavebet terfluorescencecharacter .Howeverthearo maticcarboxylofrareearthcomplexeshaveveryhighfluorescenceemissionintensityandstability ,butsolubilityi… 相似文献
6.
Owingtothevariationofcoordinatedmodesforcarboxylateanions ,manydifferenttypesofcrystalstructuresfortherareearthcomplexeswitharomaticacidandnitrogen containingligandswereobtained[1~ 4 ] .Theirthermaldecompositionbehaviorhadbeenre portedinpreviouspapers[5~ 8] .… 相似文献
7.
Coordinationcomplexescontainingcy clometallatedligandshaverecentlybeenthefocusofinterestduetotheirunusualphoto physicalandelectrochemicalproperties[1 ] .Someofthecommonestrecentexamplesarebasedonoligopyridineanalogues[2 ] .Thereareanumberofreasonsforthewide… 相似文献
8.
Preparation,Photo and Electroluminescence Properties of Novel Rare Earth Aromatic Carboxylates 总被引:5,自引:0,他引:5
SinceKidoetal.havefirstreportedonorganicelectroluminescence (EL)usingrareearth (RE)complexastheemittinglayer[1] ,muchworkhasbeenfocusedonthisfieldduetoitshighcolorpurity[2~ 4] .However,thekeyproblemwithrareearthβ diketonecomplexesistheirpoorthermalstabilityand… 相似文献
9.
Theharmfulnessofheavymetalelementsonplantsisoneoftheseriousenvironmentalproblemsofthemodernworld .Inrecentyears ,thestudyonthemisalsooneofveryac tiveresearchprojectsinplantpollutionecologyfields[1~ 6 ] .LanthanidecomplexeswiththeSchiffbaseareaclassofcompou… 相似文献
10.
Synthesis and Crystal Structure of Bis (tert-butyl-cyclopentadienyl) Erbium Ethoxide, (t-BuCp)2ErOEt 总被引:1,自引:1,他引:0
Mostoforganolanthocenecomplexescon tainingLn Cσ bondhaveproventobehighlyefficientcatalystsorprecatalysts ,suchasforC-Hbondactivationreaction[1] ,hydrogenationreaction[2 ] ,andhomogenouspolymeriza tion[3] .However ,amongthisfamilyofcom plexes ,σ bondedorganolanthoc… 相似文献
11.
Thesynthesesandcharacterizationofnew typeheteropolycomplexescontainingrareearthelementshavebeenreportedinthepast.Nowmuchattentionhasbeendirectedtowardstheresearchonacidic ,redoxordifunctionalcatalysts[1~ 3] .Vacantheteropolycomplexisanactiveinorganicligan… 相似文献
12.
Inthepastfewyears ,themagneticprop ertiesofcomplexescomprisinglanthanideandtransitionmetalionshaveattractedincreasinginterest[1~ 6 ] .Thesecomplexesareimportantinthestudiesofmagneticexchangeinteractionbetweenlanthanideandd transitionmetalions,andtheycanpro… 相似文献
13.
Rareearthionspossessobviousfosteref fectonthegrowingofcrop[1] .Aminoacidsarethecomponentsofproteins ,andtherearemanyreportsaboutthestudyonthebinarycomplexesofrareearthwithaminoacids[2 ,3] .Imidazoleisaheteroclycliccompoundpossess ingbactericideandanti infecti… 相似文献
14.
Rareearthcomplexisanimportantkindoflumi nescencematerials ,muchattentionhasbeenpaidtotheexcellentluminescencecharacteristicsbasedontheirelectrictransitionbetweenthe 4fenergylevels[1,2 ] .Inrecentyearsmanyrareearthcomplexesthatchelatedwithorganiccompounds ,s… 相似文献
15.
Lanthanideamidecomplexesareanim portantclassofprecursorsforlanthanidederivatives .Itcanbeeasilytransformedtocor respondinglanthanidecomplexbyreactingwithinvolvingproticreagents[1,2 ] .Thelanthanideamideusedassyntheticprecursorisneutralhomolepticcomplex ,oth… 相似文献
16.
Thesynthesisof 3d 4fheteronuclearcom plexesisofinterestforseveralreasons[1~ 9] .Thesecomplexesareimportantinthestudiesofmagneticexchangeinteractionbetweenlan thanideandd transitionmetalions,andtheycanprobablybeusedasmagneticmateri als[2~ 8] .Thecoordinationands… 相似文献
17.
Luminescentlanthanidecomplexeshavebeenintensivelystudiedfortheirwideapplica tionsinphoto devicesandfluoro analysis ,es peciallyintheuseasluminescentlabelsinflu oro immunoassayfield[1] .Sincetheback groundluminescenceofbiologicalmaterialsisusuallyshort lived… 相似文献
18.
Thelanthanidecomplexesoforganiclig andsasfluorescentmaterialshavereceivedex tensiveattention .Theuseoffluorescentorgano lanthanidecomplexesrequirehighfluo rescenceintensityandlowcostcomplexes .Inrecentyears ,thefluorescenceenhancementofTb(Ⅲ )orEu(Ⅲ )complexe… 相似文献
19.
Asabranchofsuperamolecularchem istry ,lanthanidecalixarenechemistryhasat tractedconsiderableresearchinterestforsever alyears[1~ 5 ] .Inthisrespect,Harrowfieldetal.[6~ 13] synthesizedalotoflanthanidecal ixarenecomplexes ,andrevealedtheircrystalstructures .Amongstt… 相似文献
20.
Intherecentyears ,thestudiesonthede signandsynthesisofthestablelanthanidecomplexeswithtripodalligandshaveattractedmuchattentionbecauseoftheiruniqueproper tiesandtheirpotentialapplicationsinthevari ousresearchfields[1 ,2 ] .It′sworthynotethatthelanthanidecom… 相似文献