反应条件
1.1: DMSO; Tf2O / CH2Cl2 1.2: DIPEA; t-BuOH; tert-butyl-tetramethylguanidine / CH2Cl2 1.3: 55 percent / CH2Cl2 2.1: 85 percent / p-TsOH / CHCl3 3.1: 55 percent / N-methylpyridinium-4-carboxaldehyde iodide; DBU; oxalic acid 4.1: 91 percent / silica gel / ethanol 5.1: 88 percent / AgNO3 / acetonitrile; H2O View Scheme
参考文献
Menchaca, Roberto; Martinez, Valentin; Rodriguez, Alberto; Rodriguez, Natividad; Flores, Maria; Gallego, Pilar; Manzanares, Ignacio; Cuevas, Carmen
Journal of Organic Chemistry, 2003 , vol. 68, # 23 p. 8859 - 8866
