Kuan Liu, Bin Song, Qi Dang, Long Liu,* Jie Tang, Tianzeng Huang, Chunya Li, Zhi Tang, Tieqiao Chen.* Walking Cations: Transition-Metal Free Benzyl Cation-Triggered sp2 C-H Phosphorylation and Etherification, Chinese Journal of Chemistry, 2022, doi: 10.1002/cjoc.202200426