furan; lithium perchlorate; triethylamine in diethyl ether T=0°C;

1: O-benzyl-hydroxylamine With SmI2*(THF)2 in dichloromethane T=20°C; 0.166667 h; Inert atmosphere; 2: 3-(2'-methyl-acryloyl)-oxazolidin-2-one in dichloromethane T=20°C; 48 h; Inert atmosphere;

1: triethylamine / dichloromethane / 0 °C 2: furan; lithium perchlorate; triethylamine / diethyl ether / 0 °C View Scheme