potassium in tetrahydrofuran T=160°C; P=9120 Torr; 2 h; in autoclave;
参考文献
Trofimov, B. A.; Malysheva, S. F.; Vyalykh, E. P.
Journal of Organic Chemistry USSR (English Translation), 1981 , p. 1405 - 1409
Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 8 p. 1583 - 1587
1: glacial acetic acid; nitric acid / 0 - 5 °C / dann durch Einw. von Salpetersaeureschwefelsaeure bei 0-5grad 2: concentrated sulfuric acid View Scheme
参考文献
Greizerstein,W. et al.
Journal of the American Chemical Society, 1962 , vol. 84, p. 1026 - 1032