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ID:40477177
大小:1.07 MB
页数:123页
时间:2019-08-03
《Two hundred exercises in mechanistic organic chemistry》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、TwoHundredExercisesinMechanisticOrganicChemistry©GalChimia,S.L.,2004TwoHundredExercisesinMechanisticOrganicChemistryGabrielTojoSuárezProfesorTitulardeQuímicaOrgánicaUniversityofSantiagodeCompostelaqogatojo@uscmail.usc.es45PrefaceLearningthemechanisticbasisofO
2、rganicChemistryislikemasteringchess.Inthisgame,oneneedstoknowhowtomovethepiecesbeforeembarkinginamatch.Similarly,astudentinOrganicChemistrybeginsbylearningalistofsimplereactions.Thisallowsatalaterstagetoexplainthecomplexmechanismsthatinterveneinmanyorganicrea
3、ctionsandconsistinachainofsimplereactionsoperatinginasequentialway.ThisbookisaimedatstudentswhohavecompletedalearningcycleofOrganicChemistryandneedtosettletheirmechanisticknowledge.Oneofthesestudentsshouldbeabletosolveeachprobleminabouthalfanhour.AbachelorofO
4、rganicChemistryshouldbeabletodoitinabouttenminutes,whileaprofessionalOrganicChemistshouldconsumelessthantwominutes.Thereisnowaytoscientificallyprovethatacertainmechanismiscorrect.Amechanismcanonlybeprovedwrong.Mechanismsadmittedascorrectarethosethatexplainthe
5、experimentaldataandhavebeenabletoresistallattemptsatprovingtheirfalsehood.Ontheotherhand,onlyafewsimplereactionshavebeenstudiedindetailfromthemechanisticpointofview.Thereactionsdepictedinthisbookarecomplex,andnonehavebeenstudiedindetail.Consequently,thepropos
6、edsolutionsrepresenttheopinionofauthor.Proposingareasonablemechanismismorerelevantthanhittingtherightone.Manyexercisesadmitmorethanonesensiblemechanismandtheproposedsolutionsrepresentreasonable,butnotunique,answers.Noenterprisewouldmeetanendifthegoalistheperf
7、ection.Itisbettertomakesoonagoodjobthanneveraperfectone.Manypeoplewaitfortheperfectmomenttohavechildreninordertogivethemthebestpossibleeducation.Oftentheresultingdelaycausesthemtobebiologicallyunabletobeparents.Bearinginmindthathavingchildrenissosatisfactoryt
8、hatitiswortheveninaveryimperfectway,Ihavewrittenthisbook.Ihopetobeabletobeproudofthisintellectualoffspringinspiteofitsdeficiencies.Santiago,May20th2002GabrielTojo67ContentsABBREVIATIONS..
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