Ruthenium(<scp>ii</scp>)-catalyzed [5 + 1] annulation reaction: a facile and efficient approach to construct 6-ethenyl phenanthridines utilizing a primary amine as a directing group
Jian Chen, Baolan Tang, Xuexin Liu, Guanghui Lv, Yuesen Shi, Tianle Huang, Huimin Xing, Xiao-Yu Guo, Li Hai, Yong Wu
Abstract
A ruthenium(<sc>ii</sc>)-catalyzed [5 + 1] annulation reaction between 2-arylanilines and cyclopropenones employing a free amine as a directing group has been developed.
Topics & Concepts
ChemistryRutheniumAnnulationAmine gas treatingCatalysisPrimary (astronomy)Medicinal chemistryCombinatorial chemistryGroup (periodic table)Organic chemistryAstronomyPhysicsCatalytic C–H Functionalization MethodsCyclopropane Reaction MechanismsCatalytic Alkyne Reactions