反应条件
Cl2 in tetrachloromethane byproducts: 1,4-dichloro-1,2,3,4-tetraphenylbutadiene; Cl2 was stirred with Sn compd. at -78°C for 2 h (N2); warming toroom temp.; evapn, treating with CH2Cl2, filtration;
参考文献
Inorganic Chemistry, , vol. 20, p. 3460 - 3468