1: With sodium methylate in toluene T=15 - 30°C; Industrial scale; 2: With hydrogenchloride in water; toluene Industrial scale;
参考文献
Phillips, Gary; Fevig, Thomas L.; Lau, Patrick H.; Klemm, George H.; Mao, Michael K.; Ma, Chun; Gloeckner, James A.; Clark, Art S.
Organic Process Research and Development, 2002 , vol. 6, # 4 p. 357 - 366