反应详情

In a manner analogous to that described in Example 14 b), the Grignard reaction of 4-chloro-1-(2,2-difluoro-ethyl)-1H-pyrazole-3-carboxylic acid methoxy-methyl-amide with methylmagnesium bromide yielded the title compound (66% yield) as a colorless oil. MS (ISP): m/z=209.0 [M+H]+.