1: 7.3 g / pyridine / 1.) 5 deg C, 120 h; 2.) r.t., 24 h 2: 93 percent / 4-dimethylaminopyridine / CH2Cl2 / 5 h / Ambient temperature 3: 2,6-lutidine / dimethylformamide / 6 h 4: dimethylformamide / 1 h / 60 °C View Scheme
参考文献
Everett, Jeremy R.; Hatton, Ian K.; Hunt, Eric; Tyler, John W.; Williams, David J.
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1989 , p. 1719 - 1728