反应详情

As described for example 91g, 5-[3-(4-chloro-phenyl)-5-formyl-isoxazol-4-ylmethoxy]-2-methyl-2H-pyrazole-3-carboxylic acid methyl ester (2.4 g, 6.6 mmol), instead of 5-[3-(4-fluoro-phenyl)-5-formyl-isoxazol-4-ylmethoxy]-2-methyl-2H-pyrazole-3-carboxylic acid methyl ester, was converted to the title compound (2.4 g, 100%) which was obtained as a white solid. MS: m/e=378.2 [M+H]+.