反应详情

To 6.4 g (23 mmol) of 2-(tert-butoxycarbonyl-cyclopropyl-amino)-3-oxo-butyric acid ethyl ester was added 10 ml of 4M hydrochloric acid in dioxane and the mixture stirred for 2 h. Diethyl ether was then added and 3.5 g (70%) of product was isolated by filtration. MS: 186.0 (MH+).