with isoquinoline in the presence of chloroformate esters as acylating agents give 2-alkoxycarbonyl-1-(2-alkynyl)-1,2-dihydroisoquinolines in good to excellent yields. Similarly, the reactions with quinoline give 1-alkoxycarbonyl-2-(2-alkynyl)-1,2-dihydroquinolines exclusively.
在作为酰化剂的
氯甲酸酯存在下,烯基
锡试剂与
异喹啉反应得到 2-烷氧基羰基-1-(2-炔基)-1,2-二氢
异喹啉,产率良好至极好。类似地,与
喹啉的反应仅产生 1-烷氧基羰基-2-(2-炔基)-1,2-二氢
喹啉。