1: With sodium hydroxide; water T=20°C; 18 h; 2: With ammonium sulfate 3: With hydrogenchloride in water T=0°C;
参考文献
Gibson, Karl Richard; Skerratt, Sarah Elizabeth; Dack, Kevin Neil
Patent: US2008/96950 A1, 2008 ;
Location in patent: Page/Page column 17 ;
US 20080096950 A1