Abstract Long alkyl groups were introduced to the upper rim of calyx[4]arenes by Friedel-Crafts reaction of calyx[4]arenes and long alkylating agents.

• 摘要脱叔丁基的杯[4]芳烃与长链的叔醇或者叔氯代烷烃进行傅-克反应，在其上端引入长链烷基。