Synthesis of Diarylaminofluorenes through Tandem Copper and Palladium Catalyzed Coupling-Cyclizing Reactions
Cai Liangzhen, Lin Hui, Liu Taoping, Tao Xiaochun
Chin. J. Org. Chem. . 2015, (8): 1682 -1690 .  DOI: 10.6023/cjoc201503041