Research Article

N-Aryl Lactams by Regioselective Ozonation of N-Aryl Cyclic Amines

Figure 1

4-(4-aminophenyl)morpholin-3-one (1)is a key intermediate for the preparation of 5-chloro-N-({(5S)-2-oxo-3-[4-(3-oxo-4-morpholinyl)-phenyl]-1,3-oxazolidin-5-yl}methyl)thiophene-2-carboxamide (2).
281642.fig.001