反应条件
1: 76 percent / p-toluenesulphonic acid / benzene / Heating
2: 2.)NH4Cl / 1.) ether, benzene, 60 deg C, 5 h, 2.) 80 deg C, 1 h
3: 80 percent / NaOH / ethanol; H2O / 40 h / Ambient temperature
4: 70.5 percent / H2 / 5percent Pd-C / dioxane
5: hydrazine hydrate, NaOH / bis-(2-hydroxy-ethyl) ether / 1.) reflux, 1 h, 2.) 220 deg C, 4 h
6: 2N HCl / 1 h
View Scheme
参考文献
Masuhara, Hiroshi; Maeda, Yasuhiro; Nakajo, Hirochika; Matada, Noboru; Tomita, Kyoichi; at al.
Journal of the American Chemical Society, 1981 , vol. 103, # 3 p. 634 - 640
