反应条件
1: 62 percent / permaleic acid 2: 1.) trifluoroacetic anhydride; 2.) K2CO3 / 1.) 10 min, r.t.; 2.) 40percent CH3CN/H2O, 10 min, View Scheme
参考文献
Shimazaki, Makoto; Nakanishi, Takako; Mochizuki, Minoru; Ohta, Akihiro
Heterocycles, 1988 , vol. 27, # 7 p. 1643 - 1652
