5,7-二-(苄氧基)-alpha-(4-(苄氧基)苯基)-3-[3,4-二-O-乙酰基-alpha-O-乙酰基-alpha-L-吡喃鼠李糖基氧基l]-4H-苯并吡喃-4-酮合成路线 (共 2 条)
反应条件
hydrogen; palladium dihydroxide in tetrahydrofuran; methanol
1 h;
参考文献
UNIVERSITY OF VIRGINIA PATENT FOUNDATION
Patent: WO2006/86103 A2, 2006 ;
Location in patent: Page/Page column 5; 30; 35 ;
WO 2006/086103 A2
反应条件
Multi-step reaction with 3 steps 1.1: 72 percent / I2 / dimethylsulfoxide / 140 °C2.1: DMDO / CH2Cl2; acetone / 0 °C2.2: 78 percent Turnov. / pTsOH / CH2Cl2 / 0.5 h / 0 °C3.1: 60 percent / Ag2O / CH2Cl2 / 4 h / 20 °C
参考文献
Maloney, David J.; Hecht, Sidney M. Organic Letters, 2005 , vol. 7, # 6 p. 1097 - 1099