自由基的捕获与检测

19220003JournalofXuchangTeachersCollegeVol.19No.2Mar.,2000:1000-9949(2000)-02-0031-031,2(11,430074;21,450052):,.:;;;:O61:A,,.,.100,:[1];[2]..,[3].1.()ESR..ESR(g2)[4]111ESR(ElecttonSpinResonance),..2222(NTBMNP),ESR,.112DMPO(),.(OHH)ESR.N+|O-DMPO()5,51-N-N=OMNPtNB()2-2-:1999-11-28:(1970),,,,,1N+O-PBN()N+N+O-O-4-POBN()-(1-4-N-).MNP(),,.MNP.PBN().,.ESR.,.[5]PBN.,.[6]PBNMNP23452NDBrakerER200D2SRCESR.PBN,,,Thomas[7]PBNMDL1,MDLPBN,Fe3+,PBN1,[8]1NOMeMeNOMeMeNNORMeMeNORRNR3NO2R1RNO2RMeMeN1RMeMeNODPPO(1)R=HOHPh(2)1R=H,2R=CH33R=OH(3)1R=CH32R=Ph3R=H(4)1R=Me,2R=H,PMIO(5)2R=OH,2R=H(6):RCNOCH3NO2CH2CCNSButNONPhNOOPhNNOCOCH3qSSiph3TBTPSqSSiph3DBTBTPS2320003TBTPS[9],CSiGeSnPbPOSMeRe,,,..[10].,.,,.,.,-,[11].2,.,.,[12].(Houwakatsuki),,.[13214].,.,..,.,..[1]Arkias.P.W.Mclauchlan,K.A.SimpsonA.F.PhysE.SciInstrum,1970,(3):547.[2]Janzen.EG.Blackburn.B.J.Am.Chem.Soc.1968,90,59.91[3]HouZ,WakastukiY.chem.Eur.J,1997,3:1005.[4],1[J]1,1989,(3):56-60.[5]1ESR1--2352D[J]1,1996,(5).[6]1ESR[J]1,1988,(3):57262.[7]ThomasCEetal.J.Biochem.,1996,271[6]:3099.[8]DultseveG,SkwbenvsKayaG.J.Phys.Chem.1996,(100):17523.[9]AlberttA,BenagliaM.J.Organoment,Chem.1992,(434):151.[10]MorganD.D,PhotochemistryandPhotobiology,1985,(42):931[11],,,,1DMPOESR[J].,1986,(44):6271[12]1[J]1,1999,(9):482541[13]HouZ,FujitaA,YamazakiH,WakatsukiY.J.Am.Chem.Soc,1998,120:7541[14]HouZ,MiyanoT,YamazakiH,WakatsukiY.J.Am.Chem,Soc,1995,117:44211:CaptureanddetectionofketylradicalJINGQing2shan1,WANGShuai2(1.HubeiResearchInstituteofChemistry,Wuhan430074,China;2.DepartmentofChemistry,ZhengzhouUniversity,Zhengzhou450052,China)Abstract:Methodsandrecentdevelopmentofcaptureanddetectionofketylradicalarereviewed;ad2vantagesandfaultsofsomefrequently2usedspintrappingsarealsoreviewedinthispaper.Keywords:ketyl;radical;capture;detection;spintrapping:33192::