反应条件
1: With triethylamine in acetonitrile T=20°C; 16 h; 2: With potassium hydroxide; water in 1,4-dioxane 0.5 h; Heating / reflux; 3: With hydrogenchloride in 1,4-dioxane; water T=20°C;
参考文献
Atkinson, Robert N.; Drizin, Irene; Gregg, Robert J.; Gross, Michael F.; Kort, Michael E.; Shi, Lei
Patent: US2004/220170 A1, 2004 ;
Location in patent: Page 13-14 ;
US 20040220170 A1