反应详情

The 3-(3-nitro-phenyl)-3-oxo-propionic acid tert.-butyl ester was prepared from 3-nitrobenzoyl chloride (2.71 g, 14.6 mmol) and tert.-butyl malonate potassium salt (6.0 g, 30.0 mmol) with Et3N (4.5 mL, 32.2 mmol) and MgCl2 (3.48 g, 36.52 mmol) in CH3CN according to general procedure H (method a). The crude material (3.88 g) was transformed into the title compound by stirring in TFA/acetone with TFAA according to general procedure J (method b). Obtained as a yellow solid (2.76 g).