With the support by the National Natural Science Foundation of China,the research team led by Prof.Zhou YongBo (周永波) and Dr.Dong JianYu at the State Key Laboratory of Chemo/Biosensing and Chemometrics,College of Chemistry and Chemical Engineering,Hunan University,cooperated with the research team led by Prof.Yuan Lin from Hunan University,and recently reported a convenient,effcient,and direct approach toward 1-naphthylamine frameworks via Cu (Ⅰ)-catalyzed 6-endo-dig cyclization of readily available terminal alkynes,2-bromoaryl ketones,and amides.This intriguing result was published in J Am Chem Soc (2019,141:2535-2544).