(4R,5S)-(+)-顺-4,5-二苯基-2-恶唑烷酮合成路线 (共 23 条)
反应条件
1: DIPEA; MsCl / 1,2-dichloro-ethane / 83 °C 2: NaH / tetrahydrofuran / 2 h / 25 °C 3: Cs2CO3 / aq. methanol 4: DIPEA; MsCl / 1,2-dichloro-ethane / 83 °C View Scheme
参考文献
Tetrahedron Letters, , vol. 41, # 51 p. 10071 - 10074
反应条件
1: 0.418 g / Et3N / acetonitrile / 24 h / 20 °C 2: 75 percent / methanesulfonic acid; anisole / 1.5 h / 50 °C View Scheme
参考文献
Heterocycles, , vol. 57, # 4 p. 637 - 648
反应条件
Zn–Hg amalgam; chloro-trimethyl-silane; zinc(II) chloride in diethyl ether 22 h; Inert atmosphereReflux; diastereoselective reaction;
参考文献
European Journal of Organic Chemistry, , # 10 p. 1532 - 1548