(2R,3R,4R,5S,6S)-2-[(苯甲酰氧基)甲基]-6-氰基四氢-2H-吡喃-3,4,5-三基三苯甲酸酯合成路线 (共 4 条)
反应条件
in nitromethane T=20°C; Substitution;
参考文献
Somsak, L.Aszlo; Nagy, Veronika; Docsa, Tibor; Toth, B.Ela; Gergely, P.Al
Tetrahedron Asymmetry, 2000 , vol. 11, # 2 p. 405 - 408
反应条件
in nitromethane T=20°C; cyanation; 48 h;
参考文献
Somsak, L.Aszlo; Nagy, Veronika
Tetrahedron Asymmetry, 2000 , vol. 11, # 8 p. 1719 - 1727
反应条件
1: 94 percent / HBr; AcOH / 3 h / 20 °C 2: 89 percent / Br2; BaCO3 / CCl4 / 2 h / Heating; irradiation 3: 79 percent / S / nitromethane / 7 h / 80 °C 4: 92 percent / NaOMe; MeOH / 2 h / Heating View Scheme
参考文献
Somsak, L.Aszlo; Nagy, Veronika; Docsa, Tibor; Toth, B.Ela; Gergely, P.Al
Tetrahedron Asymmetry, 2000 , vol. 11, # 2 p. 405 - 408
反应条件
hydrogen sulfide; triethylamine in ethanol; dichloromethane T=20°C;
参考文献
Osz; Czifrak; Deim; Szilagyi; Benyei; Somsak
Tetrahedron, 2001 , vol. 57, # 25 p. 5429 - 5434