1: With trifluorormethanesulfonic acid in chloroform-d1
T=-30°C; Friedlaender-Borsche synthesis;
2: in chloroform-d1
T=50°C; Friedlaender-Borsche synthesis;
3: With sodium hydroxide in chloroform-d1; water
参考文献
Vicente, Jose; Chicote, Maria Teresa; Martinez-Martinez, Antonio Jesus
Tetrahedron Letters, 2011 , vol. 52, # 47 p. 6298 - 6302