84185-72-8
4-hydroxy-7-(4-methoxyphenyl)-2-benzofuran-1,3-dione
→
~89%
89450-82-8
2,7-dihydroxy-9-oxofluorene-1-carboxylic acid
84185-84-2
4-hydroxy-4'-methoxy-[1,1'-biphenyl]-2,3-dicarboxylic acid