反应条件
1: 1) n-BuLi / 1) tetrahydrofuran, hexane, -78 deg C, 30 min, 2) tetrahydrofuran, 1h 2: 1) lithium diisopropylamide / 1) tetrahydrofuran, hexane, -78 deg C, 1h, 2) tetrahydrofuran, 5h, -78 up to 0 deg C 3: H2 / 10percent Pd-C / ethanol / Ambient temperature 4: 97 percent / DEPC, triethylamine / tetrahydrofuran / 2 h / 0 °C 5: 83 percent / LiOH*H2O / tetrahydrofuran; H2O / 3 h / 0 °C 6: 71 percent / DEPC, triethylamine / tetrahydrofuran / 8 h / 0 °C View Scheme
参考文献
Nishi; Saito; Nagahori; Kataoka; Morisawa; Yabe; Sakurai; Higashida; Shoji; Matsushita; Iijima; Ohizumi; Koike
Chemical and Pharmaceutical Bulletin, 1990 , vol. 38, # 1 p. 103 - 109