反应条件
1: 96 percent / trifluoroacetic anhydride / CH2Cl2 / 6 h 2: 58 percent / chromium trioxide, water / acetic acid / 12 h 3: 75 percent / BBr3 / CH2Cl2 / a.) from -78 deg C to -60 deg C, b.) RT, overnight View Scheme
参考文献
Krapcho, A. Paul; Getahun, Zelleka; Avery, Kenneth J.
Synthetic Communications, 1990 , vol. 20, # 14 p. 2139 - 2146
