Derivatives of amides, thioamides, sulfonamides, and related compounds

4 Derivatives of amides, thioamides, sulfonamides, and related compounds 

E = PhCH=N-C6H4-OMe-p Nu = PhMgBr/ZnCI2, Allyl-SiMe3, or CH2=CPh-OSiMe3 R = alkyl or phenyl 

E = alkyl, allyl, Ph, PhCH(OH) or alkyl-CH(OH) Nu = alkyl, Ph, alkoxy, or alkylthio 

or C02Me X = C02Me, C02Et, COPh, S02Ph, orCN 

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