1: With hydrogenchloride in water 16 h; Heating / reflux; 2: With sodium hydroxide in water 3: With hydrogenchloride in water
参考文献
Allison, Brett D.; Hack, Michael D.; Phuong, Victor K.; Rabinowitz, Michael H.; Rosen, Mark D.
Patent: US2005/38032 A1, 2005 ;
Location in patent: Page/Page column 30 ;
US 20050038032 A1
