1: With trifluoroacetic acid in N,N-dimethyl-formamide T=100 - 115°C; 2: With potassium carbonate in water pH=6.8 - 7; Product distribution / selectivity;
参考文献
ORCHID CHEMICALS and PHARMACEUTICALS LIMITED
Patent: US2012/178937 A1, 2012 ;
Location in patent: Page/Page column 3 ;