甲基2,3-脱水-4,6-O-亚苄基-Alpha-D-吡喃糖苷合成路线 (共 29 条)
反应条件
1: pyridine 2: sodium methylate; methanol View Scheme
参考文献
Journal of the Chemical Society, , p. 735,736, 738, 739
参考文献
Journal of the American Chemical Society, , vol. 80, p. 5692,5695
参考文献
Journal of the Chemical Society, , p. 1193,1197
Journal of the Chemical Society, , p. 735,736, 738, 739
参考文献
Helvetica Chimica Acta, , vol. 28, p. 465,470
参考文献
Journal of the Chemical Society, , p. 319,322
反应条件
erbium trifluoromethanesulfonate T=20°C; 8 h;
参考文献
Procopio, Antonio; Dalpozzo, Renato; De Nino, Antonio; Maiuolo, Loredana; Nardi, Monica; Romeo, Giovanni
Organic and Biomolecular Chemistry, 2005 , vol. 3, # 22 p. 4129 - 4133
反应条件
1: ammonia; methanol / 130 °C 2: pyridine View Scheme
参考文献
Wiggins
Journal of the Chemical Society, 1947 , p. 18,20
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Baker; Schaub
Journal of Organic Chemistry, 1954 , vol. 19, p. 646,658
反应条件
sodium ethanolate in ethanol 19 h; Heating;
参考文献
Chemical and Pharmaceutical Bulletin, , vol. 39, # 8 p. 1983 - 1989
反应条件
1.1: KOt-Bu / 110 °C 2.1: 2.1 g / Et3N; DMAP / CH2Cl2 / 3 h / 20 °C 3.1: 91 percent / BaCO3; NBS / CCl4 / Heating 4.1: 86 percent / Zn; NaBH3CN / propan-1-ol; H2O / 95 °C 5.1: pyridine / 20 °C 6.1: 1.4 g / LiHMDS / tetrahydrofuran / 1 h / -78 - 0 °C 7.1: n-BuLi / tetrahydrofuran; hexane / -78 °C 7.2: BF3*OEt2 / tetrahydrofuran; hexane / -78 - 20 °C 7.3: 90 percent / K2CO3 / methanol / 20 °C 8.1: 100 percent / 2,6-lutidine / CH2Cl2 / 0 °C 9.1: 52 percent / Et3N; Pd(PPh3)4 / toluene / Heating 10.1: 61 percent / TBAF / tetrahydrofuran / 96 h / 20 °C View Scheme
参考文献
Saito, Nozomi; Suhara, Yoshitomo; Kurihara, Masaaki; Fujishima, Toshie; Honzawa, Shinobu; Takayanagi, Hitoshi; Kozono, Toshiro; Matsumoto, Masahiko; Ohmori, Masayuki; Miyata, Naoki; Takayama, Hiroaki; Kittaka, Atsushi
Journal of Organic Chemistry, 2004 , vol. 69, # 22 p. 7463 - 7471