反应详情

Prepared from 6-amino-4-fluoro-3-isopropyl-1,3-benzoxazol-2(3H)-one (Step 2, 0.77 g, 3.66 mmol), methyl (2R)-glycidate (0.374 g, 3.66 mmol) and lithium trifluoromethanesulfonate (0.57 g, 3.66 mmol) in acetonitrile (10 ml) according to the method of EXAMPLE 86, Step 8 (0.89 g, 78%); MS for C14H17FN2O5 m/z 313 (M+H)+.