N-Mesitylene sulfonyl and N-tosyl aziridines have been identified as effective electrophiles in alkylation reactions of carbon acids catalyzed by the organic phosphorine base BEMP; yields of up to 99% for a range of pro-nucleophiles under mild reaction conditions are reported.
N-甲基
苯并噻吩磺酰基和
N-甲苯磺酰基氮杂环丙烷已被鉴定为在有机膦碱B
EMP催化下
碳酸类底物烷基化反应中的有效亲电试剂;在温和反应条件下,一系列潜在亲核试剂的产率可达99%。