反应条件
1: 97 percent / Ph3P, DEAD / tetrahydrofuran / 0.5 h / Ambient temperature 2: 82 percent / K2CO3 / methanol / 1 h / Ambient temperature 3: 92 percent / Et3N / CH2Cl2 / 0.5 h / 0 °C 4: 83 percent / Na2S*9H2O, sulfur / dimethylformamide / 2.42 h / 80 °C 5: 70 percent / aq. KOH / methanol / 3 h / Ambient temperature View Scheme
参考文献
Bioorganic and Medicinal Chemistry, , vol. 5, # 2 p. 253 - 261
