Stereochemical effects in the reactions of n-alkyl-4-substituted azetidine 2-carboxylic acids with oxalyl chloride. Rearrangement to chloro-γ-lactams.
作者:Harry H. Wasserman、William T. Han、John M. Schaus、John W. Faller
DOI:10.1016/0040-4039(84)80021-0
日期:——
Treatment of N-alkylazetidine 2-carboxylates with oxalyl chloride may yield acid chlorides, iminium salts or chloro-γ-lactams depending on the stereochemistry and nature of the substituents on the azetidine ring.