反应条件
1: bromo-difluoroacetic acid,ethyl ester With copper in dimethyl sulfoxide T=20°C; 1 h; 2: 2,5-dibromo-pyridine in dimethyl sulfoxide T=20°C; 15 h;
参考文献
VIAMET PHARMACEUTICALS, INC.; HOEKSTRA, William, J.; YATES, Christopher, M.
Patent: WO2013/90210 A1, 2013 ;
Location in patent: Page/Page column 58 ;