反应条件
1: 100 percent / TsOH*pyridine / methanol / 2 h / 50 °C 2: 96 percent / (COCl)2, Et3N, DMSO / CH2Cl2 / 1.5 h / -60 - -15 °C View Scheme
参考文献
Moiseenkov, Alexander M.; Czeskis, Boris A.; Ivanova, Natalya M.; Nefedov, Oleg M.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1991 , p. 2639 - 2649