反应条件
Multi-step reaction with 2 steps 1: CuCl2 / 1.) -78 deg C, 0.5 h; 2.) RT, 0.5 h2: 35 percent / p-toluenesulfonic acid / toluene / 15 h / Heating
参考文献
Baierweck, Petra; Simmross, Ulrich; Muellen, Klaus Chemische Berichte, 1988 , vol. 121, p. 2195 - 2200
