1: With toluene-4-sulfonic acid 2: With sodium hydroxide in methanol; water T=50 - 60°C; pH=12; 3: With hydrogenchloride in methanol; water T=60°C; pH=10.5 - 11.5;
参考文献
GE Healthcare AS
Patent: EP2281814 A1, 2011 ;
Location in patent: Page/Page column 4 ;