反应条件
1: 63 percent / dimethylformamide / 1 h / 90 °C
2: 91 percent / H2 / 10percent Pd/C / ethanol / 14.7 - 22.07 Torr / 1) 1 h, 20 deg C, 2) 3 h, 60 deg C
3: 1) NaOH, Bu4N*HSO4 / 1) CH2Cl2, 2) 1 h
4: 1) i-Pr2NLi, tetramethylethylenediamine / 1) THF, 1 h, < -60 deg C, 2) THF, -70 to 20 deg C
View Scheme
参考文献
Dormoy, Jean-Robert; Heymes, Alain
Tetrahedron, 1993 , vol. 49, # 14 p. 2885 - 2914
