halides by cyclization of vinyl cation intermediates, followed by halide capture. Utilization of the cyclic products was demonstrated by the synthesis of N-alkenyl amides, amidines, isoquinolines, and tetrazoles or by the subsequent modification of the cyclopentene ring.
4-Aryl-5-allyl- N -fluoroalkyl-1,2,3-triazoles 可通过氟烷基
叠氮化物、
乙炔铜和烯丙基卤化物的三组分反应获得,经过卤化铝介导的转化为N -(4-halo- 2-芳基-
环戊烯基)亚
氨基卤化物通过
乙烯基阳离子中间体的环化,然后进行卤化物捕获。通过合成N-链烯基酰胺、脒、
异喹啉和
四唑或随后对
环戊烯环进行修饰,证明了环状产物的利用。