1: 3,6-dibromo-9H-carbazole With n-butyllithium in diethyl ether; hexane
T=0°C; 1 h;
2: With chloro-trimethyl-silane in diethyl ether; hexane
T=23°C; 1 h;
3: methyl iodide Further stages;
参考文献
Cheng, Chen; Kim, Bong Gon; Guironnet, Damien; Brookhart, Maurice; Guan, Changjian; Wang, David Y.; Krogh-Jespersen, Karsten; Goldman, Alan S.
Journal of the American Chemical Society, 2014 , vol. 136, # 18 p. 6672 - 6683