反应条件
1: 1.) lithium tri-t-butoxyaluminum hydride, 2.) LAH / 1.)2.) THF, (-68)-(-72) deg C, 1 h
2: 22 percent / pyridine / tetrahydrofuran / Ambient temperature
3: 80 percent / dicyclohexyl carbodiimide, dimethyl sulfoxide, pyridine, trifluoroacetic acid / benzene / 5 h / Ambient temperature
4: 86 percent / KOH / methanol; tetrahydrofuran; H2O / Ambient temperature
5: 1.) conc HCl, 2.) dicyclohexyl carbodiimide, dimethyl sulfoxide, pyridine, trifluoroacetic acid / 1.) methanol, reflux, 2 h; 2.) benzene, r.t., 5 h
View Scheme
参考文献
Nara, M.; Terashima, S.; Yamada, S.
Tetrahedron, 1980 , vol. 36, p. 3171 - 3176
