Cascade Synthesis of Functionalized 2<i>H</i>-Imidazo[5,1-<i>a</i>]isoquinolinium Chlorides from Isoquinoline, Chloroformamidines (=Carbamimidoyl Chlorides), and Isocyanides
Stable derivatives of 2H‐imidazo[5,1‐a]isoquinoliniumchloride are obtained in good yields from the cascade reaction between isoquinoline, chloroformamidines (=carbamimidoylchlorides), and isocyanides in dry MeCN (Scheme 1).
在干燥的MeCN中,异喹啉,氯甲am(=氨基甲酰氯)和异氰化物之间的级联反应可得到高收率的2 H-咪唑并[5,1- a ]异喹啉鎓氯化物的稳定衍生物(方案1)。