are prepared by reacting the corresponding N(alkoxymethyl) acylamides of the formula… XCH2 CO-@ -CH2OR<1>…… with thionyl chloride or thionyl bromide in the presence of a Lewis Acid catalyst, where in the above formulae… X is hydrogen, halogen, a C1-6 alkyl or haloalkyl radical, ...
【化】奥顿N-卤代酰胺重排
Synthesis of Vinylogous β-Amino Esters from N -( N , N -Dialkylaminoalkyl)benzotriazoles Treatment of N-(N,N-dialkylaminoalkyl)benzotriazoles with 4-bromocrotonates in the presence of zinc provides a new route to 5-(N,N-dialkylamino)-2-alkenoat... JM Aurrecoechea,A Fernández,JMG&R Su...