Hexahydrobenzo[de]isochromanes and hexahydropyrano[3,4,5-ij]isoquinolines are synthesizedviaFriedel–Crafts and oxa-Pictet–Spengler reaction of enol ethers mediated by triflic acid in good yields.
通过三氟甲磺酸介导的烯醚的Friedel–Crafts和oxa-Pictet–Spengler反应,成功合成了环己烷并[de]异色烯和环己基氧杂吖啶[3,4,5-ij]。