反应详情

A mixture of 2-hydroxyimino-3-oxobutyrate (syn isomer, 47.1 g.), benzylbromide (61.6 g.), potassium carbonate (62.2 g.), N,N-dimethylformamide (70 ml.) and ethyl acetate (70 ml.) was treated in a similar manner to that of Example A-(1) to give ethyl 2-benzyloxyimino-3-oxobutyrate (syn isomer, 70.0 g.).

1. additionwas treated in a similar manner to that of Example A-(1)