反应条件
1: 97 percent / pyridine, 4-N,N-dimethylaminopyridine / CH2Cl2 / 1.) 0 deg C, 2.) 3 h, room temperature 2: 79.2 percent / NaH / tetrahydrofuran / 10 h / Heating 3: 67 percent / Et4NOTs, HOAc, t-BuOH / Ambient temperature; anodic oxidation (3.3 mA cm-1); var. electrolyte, var. solvent, var. electricity 4: K2CO3 / dimethylformamide / 75 - 80 °C 5: 91.7 percent / 2N aq. NaOH / 3 h / Heating View Scheme
参考文献
Torii, Sigeni; Okumoto, Hiroshi; Xu, Long He
Tetrahedron, 1991 , vol. 47, # 4-5 p. 665 - 674