C17H23BN2O T=25°C; P=760.051 Torr; 0.25 h; Inert atmosphere; chemoselective reaction;

1: imidazolidin-2-one With potassium carbonate in toluene T=20°C; 0.5 h; 2: 1-(1H-benzo[d][1,2,3]triazol-1-yl)propan-1-one in toluene T=80°C; 2 h;