反应条件
1.1: ethanol; toluene / 20 °C 2.1: 11.0 g / DMAP; Et3N / CH2Cl2 / 20 °C 3.1: 2,3-dichloro-5,6-dicyano-1,4-benzoquinone; water / tetrahydrofuran / -78 - 20 °C 4.1: p-toluenesulfonic acid / benzene / 0.5 h / 20 °C 4.2: 195 mg / p-chloranil / benzene / 20 °C 5.1: 89 percent / DIBAL-H / CH2Cl2; hexane / -50 °C View Scheme
参考文献
Takasu, Kiyosei; Shimogama, Tsubasa; Saiin, Chalerm; Kim, Hye-Sook; Wataya, Yusuke; Brun, Reto; Ihara, Masataka
Chemical and Pharmaceutical Bulletin, 2005 , vol. 53, # 6 p. 653 - 661