1: With hydrogenchloride; water 0.166667 h; 2: With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine in tetrahydrofuran 3 h;
参考文献
BOEHRINGER INGELHEIM INTERNATIONAL GMBH
Patent: WO2009/16118 A1, 2009 ;
Location in patent: Page/Page column 40-41 ;