反应条件
1: p-TsOH*H2O / methanol / 16 h
2: 1.) (COCl)2, DMSO, 2.) Et3N / 1.) -40 deg C, 15 min.
3: 15 h / Ambient temperature
4: 97 percent / BF3*Et2O / nitromethane / 0.42 h / Ambient temperature
View Scheme
参考文献
Tung, Roger D.; Rich, Daniel H.
Tetrahedron Letters, 1987 , vol. 28, # 11 p. 1139 - 1142
