1: 1-amino-2-bromo-4-nitrobenzene With hydrogenchloride; sodium nitrite in water T=0°C; 1 h; 2: copper (I) cyanide; potassium cyanide in water T=50°C; 1 h;
参考文献
BRISTOL-MYERS SQUIBB COMPANY
Patent: WO2009/3077 A1, 2008 ;
Location in patent: Page/Page column 139 ;