1: 95 percent / NEt3 / CH2Cl2 / 2 h / Ambient temperature 2: 68 percent / BuLi / tetrahydrofuran; hexane / 1.) 10 min, -100 deg C; 2.) warm to room temperature during 2 h 3: 90 percent / HCl conc. / methanol / 1 h / Heating View Scheme
参考文献
Giles, Robin G. F.; Hughes, Andrew B.; Sargent, Melvyn V.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1991 , # 6 p. 1581 - 1587