反应条件
1: 92 percent / K2CO3 / methanol / 0 °C
2: 69 percent / Fremy's salt, KH2PO4 buffer / H2O / 0 °C
3: 2.) chloranil, oxygen / 1.) CH2Cl2, RT, 4 d, 2.) xylene, 140 deg C
View Scheme
参考文献
Aso, Mariko; Ojida, Akio; Yang, Guang; Kanematsu, Ken
Heterocycles, 1993 , vol. 35, # 1 p. 33 - 36
