and enolizable ketones or aldehydes as the counterpart reagents. A variety of six‐membered carbocycles and heterocycles, such as indolizines, indoles, naphthalenes, carbazoles, and pyrido[1,2‐α]indoles, were successfully synthesized. Some one‐pot sequential reactions were also developed, in which the 1,4‐donor‐acceptor precursors can be synthesized via oxidation of alcohols or a proper condensation reaction
从具有亲电子侧臂的亲核(
氮杂)
芳烃合成双环和
三环(
氮杂)
芳烃的有效策略被开发出来。(
氮杂)
芳烃前体同时具有亲核位点和亲电位点,它们固定在1,4距离处。双环和
三环(
氮杂)
芳烃产品是通过[4 + 2]环化反应制得的,方法是使用
三氟甲磺酸scan(III)作为
催化剂,可
烯化的
酮或醛作为相应的试剂。已成功合成了多种六元
碳环和杂环,例如
吲哚嗪,
吲哚,
萘,
咔唑和
吡啶并[1,2-α]
吲哚。一些单釜连续反应也得到了发展,其中,所述1,4-供体-受体的前体,可以合成通过 醇
氧化或适当的缩合反应。