反应条件
1.1: 85 percent / sodium hydroxide / methanol / 2.5 h
2.1: 76 percent / DMAP; DCC / CH2Cl2 / 3 h / 20 °C
3.1: 94 percent / Et3SiH / Pd/C / CH2Cl2 / 0.42 h
4.1: BF3*OEt2 / CH2Cl2 / 5 h / -20 - 20 °C
5.1: 40 mg / DMAP; pyridine / CH2Cl2 / 5 h / 20 °C
6.1: ozone / CH2Cl2 / -78 °C
6.2: triphenylphosphine / CH2Cl2 / -78 - 20 °C
View Scheme
参考文献
Sarkar, Tarun K.; Hazra, Anindya; Gangopadhyay, Pulak; Panda, Niranjan; Slanina, Zdenek; Lin, Chun-Cheng; Chen, Hui-Ting
Tetrahedron, 2005 , vol. 61, # 5 p. 1155 - 1165
