(四)AcylationandSulfonylationAcylationandSulfonylationAcylationandSulfonylation氨基的保护(五)ReactionwithNitrousAcid脂肪伯胺仲胺脂肪叔胺(六)Schiff’sbase&Enamine(Schiff碱和烯醇)Enamine(烯胺)Enamine(烯胺)Enamine(烯胺)(七)ElectrophilicaromaticsubstitutionElectrophilicaromaticsubstitution(八)Diazotization&DiazoniumSalts重氮化反应和重氮盐Diazotization&DiazoniumSaltsSubstitution&ApplicationsQuestion?Diazotization&DiazoniumSaltsDiazotization&DiazoniumSaltsDiazotization&DiazoniumSaltsDiazotization&DiazoniumSalts(九)Diazomethane重氮甲烷Diazomethane重氮甲烷