反应详情

By using 2-bromomethyl-5-fluorobenzoic acid ethyl ester and 4-(4-amino-phenyl)butyric acid ethyl ester instead of 2-bromomethyl-6-nitro-benzoic acid methyl ester and aniline used in Example 25, synthesis was performed in the same manner as that of Example 25 to obtain 4-[4-(6-fluoro-1-oxo-1,3-dihydro-isoindol-2-yl)-phenyl]-butyric acid ethyl ester as an orange oily substance.

1. customused in Example 25, synthesis