反应条件
phosphorus pentoxide 1) toluene, boiling for 30 min.; 2) 150-160 deg C, 2.5 h; Yield given. Multistep reaction;
参考文献
Silhankova, Alexandra; Trska, Petr; Vlkova, Daniela; Ferles, Miloslav
Collection of Czechoslovak Chemical Communications, 1985 , vol. 50, # 5 p. 1048 - 1056
