1: With trifluoroacetic anhydride T=80°C; 2: With bismuth trifluoromethanesulphonate T=80°C; Friedel-Crafts reaction; Title compound not separated from byproducts;
参考文献
Wilkinson, Mark C.; Saez, Fabienne; Wei, Lee Hon
Synlett, 2006 , # 7 p. 1063 - 1066