1: With borane-THF in tetrahydrofuran
T=0°C; 1 h; Heating / reflux;
2: With hydrogenchloride; water in tetrahydrofuran
T=0°C; 1 h; Heating / reflux;
3: With hydrogenchloride; sodium hydroxide
more than 3 stages;
参考文献
BAYER HEALTHCARE AG
Patent: WO2006/8046 A1, 2006 ;
Location in patent: Page/Page column 50-51 ;