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荧光探针的发展和应用VIP免费

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Supplementarymaterialsfor:Perylenediimidebased“turn-on”fluorescencesensorfordetectionofPd2+inmixedaqueousmediaHai-xiaWanga,b,*,Yue-heLanga,Hui-xuanWanga,Jing-jingLoua,Hai-mingGuoa,b,Xi-youLic,*aSchoolofChemistryandChemicalEngineering,KeyLaboratoryofGreenChemicalMediaandReactionsofMinistryofEducation,HenanNormalUniversity,Xinxiang453007,ChinabSchoolofEnvironmentalScience,HenanNormalUniversity,Xinxiang453007,Chinaemail:hxwang5270@163.com(H.Wang)cSchoolofChemistryandChemicalEngineering,ShandongUniversity,Jinan250100,Chinaemail:xiyouli@sdu.edu.cn(X.Li)ContentsPageS1:Titleofthepaper,authorsalongwiththecontents.PageS2-S4:Copyofthe1Hand13CNMRspectraofPDI-1,PDI-2andPDI-3.PageS5:PhotophysicalpropertiesofPDI-1,PDI-2andPDI-3derivativesindifferentsolventsatroomtemperature;FluorescencespectrachangeofPDI-2andPDI-3uponadditionofdifferentmetal(8.0equiv)ions;UV-visspectraofPDI-1(6.0μM)inthepresenceofdifferentmetalions(8.0equiv).PageS6:Job’splotsinDMF/H2O(v/v,7/1)andacetonitrile;FluorescencespectrachangesofPDI-1(5.0μM)inthepresenceofPd2+inacetonitrileandchloroform;ESImassspectraofPDI-1inthepresenceof1.0equivPdCl2inCH3CN.PageS7:Job’splotsofPDI-1(5.0μM)inthepresenceofPd2+inchloroform;InfluenceofpHonfluorescenceintensityofPDI-1(5.0μM)intheabsenceandpresenceof1.0eqPd2+;Benesi-Hildebrandanalysisresults.S1Fig.S11HNMR(400MHz)spectrumofPDI-1inCDCl3.S2Fig.S213CNMR(100MHz)spectrumofPDI-1inCDCl3.S3Fig.S31HNMR(400MHz)spectrumofPDI-2inCDCl3.S4Fig.S413CNMR(100MHz)spectrumofPDI-2inCDCl3.S5Fig.S51HNMR(400MHz)spectrumofPDI-3inCDCl3.S6Fig.S613CNMR(100MHz)spectrumofPDI-3inCDCl3.S7TableS1:PhotophysicalpropertiesofPDI-1,PDI-2andPDI-3derivativesindifferentsolventsatroomtemperaturePDI-1PDI-2PDI-3λabsmaxnm㏒εM-1cm-1λemmaxnmΦFλabsmax㏒ελemmaxΦFnmM-1cm-1nmλabsmaxnm㏒εM-1cm-1emmaxFToluene5734.726050.00625724.586030.0805724.64DCE5774.706130.0215774.536080.0835774.63DCM5784.706140.0105784.526140.0905784.63THF5684.696050.00435694.655980.0825674.63Dioxane5674.735960.00525684.665980.0915674.65CH3CN5694.716040.00635694.646040.0795684.09DMSO5774.696000.00305784.576110.0415774.40S8Fig.S7FluorescencespectrachangeofPDI-2(left)andPDI-3(right)uponadditionofdifferentmetal(8.0equiv)ionsincludingCr3+,Mn2+,Fe3+,Co2+,Ni2+,Cu2+,Zn2+,Ag+,Cd2+,Hg2+,Pb2+andPd2+inDMF/H2O(v/v,7:1),λex=540nm,Slit:2.5nm;5.0nm.S9Fig.S8UV-visspectraofchemosensorPDI-1(6.0μM)inthepresenceofdifferentmetalions(8.0equiv)ofMn2+,Co3+,Ni2+,Cu2+,Zn2+,Cd2+,Hg2+andPd2+inDMF/H2O(v/v,7:1).Insetshowingthecolorchange(left)before(right)aftertheadditionofPd2+invisiblelight.S10Fig.S9Job’splotofPDI-1inDMF/H2O(v/v,7/1)showingthe1:1stoichiometryofthecomplexbetweenPd2+ionandPDI-1.ThetotalofthechemosensorandPd2+is10μM,λex=540nm,Slit:2.5nm;5.0nm.Fig.S10ESImassspectraofPDI-1inthepresenceof1.0equivPdCl2inCH3CN.S11Fig.S11(left)FluorescencespectrachangesofPDI-1(5.0μM)inthepresenceofdifferentconcentrationsofPd2+inCH3CNafter30minutes,λex=510nm,Slit:2.5nm;5.0nm;(right)Job’splotofPDI-1inCH3CNshowingthe1:1stoichiometryofthecomplexbetweenPd2+andPDI-1.ThetotalofthechemosensorandPd2+is10μM,λex=510nm,Slit:2.5nm;5.0nm.S12Fig.S12(left)fluorescencespectraofPDI-1(5.0μM)inthepresenceofdifferentconcentrationsofPd2+inchloroformafter30minutes,λex=540nm,Slit:2.5nm;5.0nm;(right)Job’splotofPDI-1inchloroformshowingthe1:1stoichiometryofthecomplexbetweenPd2+andPDI-1,thetotalofthechemosensorandPd2+is10μM,λex=540nm,Slit:2.5nm;5.0nm.S13S14Fig.S13InfluenceofpHonfluorescenceintensityofPDI-1(5.0μM)intheabsenceandpresenceof1.0eqPd2+,λex=540nm,Slit:5.0nm;5.0nm.ThepHofsolutionwasadjustedbyaqueoussolutionofNaOH(1.0M)orHCl(1.0M).InsetshowingainfluenceofpHonfluorescenceforPDI-1.Benesi-HildebrandequationandBenesi-Hildebrandanalysisresultsareasfollows:Y=A+B*XParameterValueError------------------------------------------------------------A-5.42365E-41.28771E-4B0.024253.35908E-4------------------------------------------------------------RSDNP------------------------------------------------------------0.999332.80162E-49<0.0001Ka=A/B=5.42365E-4/0.02425=2.24×10-2μM-1=2.24×104M-1S15

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荧光探针的发展和应用

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