反应详情

Prepared from 1.73 g (4.84 mmol) of benzyloxy-8-(2-ethoxy-2-hydroxyacetyl)-4H-benzo[1,4]oxazin-3-one and 0.80 g (4.32 mmol) of 2-(3,5-difluorophenyl)-1,1-dimethylethylamine in the usual way. Yield: 1.50 g (58%, hydrochloride); melting point: 240° C.-244° C.