1: NAP 226-90; 1,1'-carbonyldiimidazole in acetonitrile T=0 - 20°C; 2: methyl-N-ethylamine With acetic acid in acetonitrile T=0 - 20°C; 3: With sodium hydroxide in diethyl ether; water pH=> 10; Product distribution / selectivity;
1: NAP 226-90; chloroformic acid 4-nitrophenyl ester With triethylamine in dichloromethane T=0°C; 2 h; 2: methyl-N-ethylamine in dichloromethane T=20°C; 3: With sodium hydroxide in dichloromethane; water pH=> 10; Product distribution / selectivity;
