Birman's catalyst; nicotinic anhydride in dichloromethane T=0°C; 12 h; Resolution of racemate; optical yield given as percent eeenantioselective reaction;
Birman's catalyst; nicotinic anhydride in dichloromethane T=0°C; 12 h; Resolution of racemate; optical yield given as percent eeenantioselective reaction;
Birman's catalyst; nicotinic anhydride in dichloromethane T=0°C; 12 h; Resolution of racemate; optical yield given as percent eeenantioselective reaction;
(R)-5-CF3-2-Ph-2,3-dihydroimidazo[1,2-a]pyridine; N-ethyl-N,N-diisopropylamine in chloroform 8 h; cooling; Title compound not separated from byproducts;
参考文献
Journal of the American Chemical Society, , vol. 126, # 39 p. 12226 - 12227