Visible-light-induced [3+2] cycloadditions of donor/donor diazo intermediates with alkenes to achieve (spiro)-pyrazolines and pyrazoles
Yu Zhang, Yanchuan Li, Shao‐Fei Ni, Jinpeng Li, Dingding Xia, Xinyu Han, Jingchuan Lin, Jinxin Wang, Shoubhik Das, Weidong Zhang
Abstract
Visible-light-induced [3+2] cycloadditions of donor/donor diazo precursors with alkenes to afford pyrazoles and (spiro)pyrazolines have been reported. Mechanistic and DFT studies suggested the non-covalent interactions promote the reaction.
Topics & Concepts
DiazoChemistryCombinatorial chemistryMoleculeFunctional groupOrganic chemistryPolymerCyclopropane Reaction MechanismsCatalytic C–H Functionalization MethodsRadical Photochemical Reactions