反应条件
1: H2; 2,2'-bipyridyl / Pd/C / methanol; ethyl acetate / 2 h
2: 37.7 mg / 2,4,6-collidine / CH2Cl2 / 3 h / 20 °C
3: Dess-Martin periodinane / CH2Cl2 / 1.25 h / 0 - 25 °C
4: aq. NaClO2; NaH2PO4*2H2O / 2-methyl-propan-2-ol; various solvent(s) / 0.33 h / 25 °C
5: 28.4 mg / 3-(diethoxyphosphoryloxy)-1,2,3-benzotriazin-4(3H)-one; i-Pr2NEt2 / tetrahydrofuran / 18 h / 20 °C
6: 77 percent / MTBD / dimethylformamide / 1.5 h / 20 °C
7: 96 percent / n-Bu4NF; AcOH / tetrahydrofuran / 3 h / 20 °C
8: 74 percent / β-mercaptoethanol; DBU / dimethylformamide / 0.5 h / 20 °C
9: 85 percent / H2; aq. HCl / Pd black / ethanol / 2 h
View Scheme
参考文献
Cao, Bin; Park, Haengsoon; Joullie, Madeleine M.
Journal of the American Chemical Society, 2002 , vol. 124, # 4 p. 520 - 521
