1: With hydrogenchloride; tin(ll) chloride in ethanol; water T=20 - 50°C; 2: With sodium hydroxide in ethanol; water T=20°C; pH=9; 3: With hydrogenchloride in ethanol; water pH=5;
参考文献
Almirall, S.A.
Patent: EP2394998 A1, 2011 ;
Location in patent: Page/Page column 22-23 ;
EP 2394998 A1