Nucleophilic cleavage of 2,2-dimethylaziridines: competition between SN2 and postulated “SET” mechanism.
作者:H. Stamm、P. Assithianakis、B. Buchholz、R. Weiβ
DOI:10.1016/s0040-4039(00)85562-8
日期:1982.1
Regioselectivity of nucleophilic attack on 2,2-dimethylaziridines depends on the degree of leaving group activation: in highly activated aziridines it occurs at the methylene carbon and in less activated at the tertiary carbon. This latter abnormalringopening is explained by an SET mechanism.
作者:Lin, Pen-Yuan、Weiss, Rainer、Werry, Juergen、Falkenstein, Reinhard、Stamm, Helmut
DOI:——
日期:——
Reactions with aziridines. 33. Arene hydrides. Part 1. Highly regioselective ring cleavage of N-acylaziridines by "anthracene hydride" (anion of 9,10-dihydroanthracene). Intermediacy of a carbonyl adduct. Influence of nitrogen inversion on the ring opening