1.1: NaH / dimethylformamide / 0.5 h 1.2: 60 percent / dimethylformamide / 17 h 2.1: thiourea / ethanol / 14 h / Heating 2.2: 70 percent / NaOH / ethanol; H2O / 5 h / Heating View Scheme
参考文献
Pale-Grosdemange, Catherine; Simon, Ethan S.; Prime, Kevin L.; Whitesides, George M.
Journal of the American Chemical Society, 1991 , vol. 113, # 1 p. 12 - 20