反应条件
1: 87 percent / 1.) Et3N; 2.) lactic acid / 1.) 4 deg C, 5 d, CH2Cl2; 2.) 4 deg C, 1 d
2: 269 mg / dimethylsulfoxide; hexane / 24 h / Ambient temperature
3: 1.) diisobutylaluminum hydride, 2.) 3N HCL / 1.) benzene, r.t., 3 h, hexane; 2.) MeOH, dioxane, 1 h
4: 81 percent / 3N KOH / methanol / 2 h / Ambient temperature
View Scheme
参考文献
Spanton,S.G.; Prestwich,G.D.
Tetrahedron, 1982 , vol. 38, p. 1921
