1: With potassium carbonate in acetone
6 h; Heating / reflux;
2: With sodium hydroxide in 1,4-dioxane; water
T=20°C;
3: With hydrogenchloride in 1,4-dioxane; water
参考文献
California Pacific Medical Center
Patent: US6350756 B1, 2002 ;
Location in patent: Page column 49 ;
