反应详情

Alternatively, Starting with 2-(4-fluoro-benzylidene)-3-methyl-succinic acid 1-methyl ester, using a method analogous to the one described above for 6-fluoro-4-hydroxy-naphthalene-2-carboxylic acid methyl ester, 6-fluoro-4-hydroxy-3-methyl-naphthalene-2-carboxylic acid methyl ester was obtained as a pale solid.