1: 3,6-dibromo-9-ethyl-9H-carbazole With n-butyllithium in tetrahydrofuran; hexane
T=-78°C; 2 h;
2: N,N-dimethyl-formamide in tetrahydrofuran; hexane
T=-78°C; 1 h; Further stages.;
参考文献
Kuhnert, Nikolai; Rossignolo, Giulia M.; Lopez-Periago, Ana
Organic and Biomolecular Chemistry, 2003 , vol. 1, # 7 p. 1157 - 1170