1: With n-butyllithium; tri-isopropoxy-borane in tetrahydrofuran; hexanes T=-100 - 20°C; 18.25 h; 2: With hydrogenchloride in tetrahydrofuran; hexanes; water T=20°C;
参考文献
NOVARTIS AG; NOVARTIS PHARMA GMBH
Patent: WO2004/33435 A1, 2004 ;
Location in patent: Page 15-16 ;
WO 2004/033435 A1