A one-pot procedure for the synthesis of highly substituted dihydrobenzo[a]carbazole derivatives via a regioselective cyclocondensation reaction between 2-(2,3,4,9-tetrahydro-carbazol-1-ylidene)-propanedinitrile and acetylenicesters is described.
描述了一种通过一锅法通过2-(2,3,4,9-四氢咔唑-1-亚甲基)-丙腈和炔属酯之间的区域选择性环缩合反应合成高度取代的二氢苯并[ a ]咔唑衍生物的方法。