17249.以席夫堿和β二酮構(gòu)筑多核稀土配合物的合成及性質(zhì)研究

1、分類號UDC密級公開Z務(wù)廬夕擎碩士研究生學(xué)位論文以席夫堿和p二酮構(gòu)筑多核稀土配合物的合成及性質(zhì)研究申請人：學(xué)號：培養(yǎng)單位：學(xué)科專業(yè)：研究方向：指導(dǎo)教師：完成日期：孫鷗2121385化學(xué)化工與材料學(xué)院應(yīng)用化學(xué)精細有機化學(xué)與技術(shù)高婷教授2015年5月10日AbstractSchiffbasecomplexesbecauseoftheirfascinatingvarietyofstructuresandpotentialapplication

2、sinthefieldsofluminescence，magnetismandcatalysis，becometheresearchhotspotsInthispapertwoseriesoffourteenlanthanidecomplexeshavebeendesignedandsynthesizedthroughN。N—bis(pyridine)一1，2一ethanediaminewithvariouslBdiketonelant

3、hanidesaltsThestructuresofthesecomplexesweredeterminedbysinglecrystalXraycrystallographicstudiesandluminescencetandmagneticwereinvestigatedTheconclusionsaFelistedasfollowing：Complexes16([Ln(hfac)s(L)]【Ln=Nd(1)，Sm(2)，Eu(3

4、)】；[Gd4(OAc)2L3(hfac)10](4)；【Dy(hfac)2(L)】2(0Ac)‘[Dy(hfac)4】(5)；【Yb(hfac)2(L)][Yb(hfac)4])weresynthesized／byreactionsofLwiththeprecursorLn(hfac)2(OAc)(H20)2underthesamereactionconditions。Theluminescenceofcomplexes2，3exhi

5、bitedcharacteristicluminescencelanthanide(III)ionComplexes6exhibitedcharacteristicNIR—emittinglanthanideionsComplexes16，thecoordinationnumbersforthelanthanideionsaredeclinedfrom10to8Thestructuresofalllanthanidecomplexesd

6、ependontheionradiusThereactionsofLwithLn(DBM)32H20affordedAseriesofdinuclearlanthanidecomplexes[Ln2(DBM)6(L)】[Ln=La(7)，Nd(8)，Sm(9)，Eu(1O)，Gd(11)，Tb(12)，Dy(13)，Yb(14)】Theluminescenceofcomplexes8，13exhibitedcharacteristicN

7、IRemittinglanthanideions，7，8，9，10and11exhibitedcharacteristicluminescencelanthanide(III)ionWhitelightemissionisobtainedbyadjustingtheratioofLa(III)andSm(III)ions(CIE，(0335，0310))Magnericstudiesindicatecomplexes13and14are