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ID:18243095
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页数:4页
时间:2018-09-15
《樟巢螟雌蛾性信息素主要组分鉴定及诱蛾活性(英文)》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、2016bioassaysanditseficacyinprelimi-theextractswereidentifiedbycompar—E11—16:AIdwassynthesizedfrOmnaryfieldevaluation.ingtheirretentiontimesandmassE11-16:Ac.Eachsynthesizedcom.spectrawithsyntheticstandards.poundwaspurifiedusingsilicageIflashMaterialsandMethodsSynthe·ticstandards(pheromonechromato
2、graphy,resultingint>97%Insec~LateinstarIarvaewerecomponentsandcamphortreeleafpurity(asconfirmedbygaschromatog-collectedfrOmcamphortreesinNing—volatiles)Thesyntheticpheromoneraphy),transferredtocleanglassvialsbobetweenJulyandSeptemberincomponentsE11-16:Ac.Z9—16:AIdandstoredat-20℃priortouse.Plant20
3、11and2012.TheselarvaewereandZ11-16:AcwerepurchasedfrOmvolatilesassociatedwithcamphorwerereareduntiIeclosiononsmalIcamphorBedoukianResearchInc.(Danbuw,selectedfr0mthework.ThesewerebranchesincagesinthecontrolledConn..USA).1ncontrast.Z11—16:Aldcis-3一HexenyIAcetate(Z3.6:Ac),(L).room(14L:10D,27℃).Newl
4、yem.andZ11—16:OHweresynthesizedLinalool,(1S)-(一)一a-pinene,(1S)一(·)-13-ergedmothswerecollectedtwicedai.frOmZ11-16:Acbyhydrolyzationandpinene,geraniol,benzaldehydeand1y.Thesexeswereseparated,main.oxidizationwithpyridiniumchlorochro.phenylacetaldehydeandwerepur-tainedinscreencagesf30cmx20cmxmate(PCC
5、).UsingthesameprocesschasedfromSigma—Aldrich(St.Louis。盘15cm1andprovidedwithadilutesug.580000arsolutionad//b.oncottondisks.PheromoneextractionPhero.moneglandswereexcisedfr0m2一tO60o003-day-oldvirginfemalemoths,ap.proximately5—6hintothescotophase.40000Theabdomenofeachfemalem0thwasgentlysqueezedtoeve
6、dthe20000gland,grippingtheabdomenjustante—riortotheglandwithforceps,andslic.ingtheglandofwitharazorblade1920212224suchthattheglandremainedinflatedP,~tenti∞t[meintheforceps.Theglandsfr0mbe.Fig.1GC-MSanalysisofcrudepheromoneextractsfromfemaleOdhagaachatinamothstweentwoandfivemothswereeach喑∞gds0。v目p
7、lacedfor30secinca.200uIofdou.LLbledistilledhexaneinaglassviaItoextractthepheromone.Atotalof30.1.separateextractswereproducedjnthisway.Eachextractwastransferred量旺ntothepointedglassviaImadefrOm曲glasscapillaries,concentra
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