反应条件
1: 1.) pyridine; 2.) I2 / 1.) ether, -78 deg C, 1.5 h, 25 deg C, 45 min; 2.) toluene, reflux, 24 h 2: 1.) n-BuLi / 1.) 0 deg C, 30 min; 2.) -78 deg C, 2 min 3: 85.7 percent / NaH / dimethylformamide; various solvent(s) View Scheme
参考文献
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , p. 2307 - 2326
