Bohai University Institute of Superfine Chemicals
3-hydroxy-2-(4-chlorophenyl)cyclohepta[b]pyran-4,9-dione
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3-hydroxy-2-(4-bromophenyl)cyclohepta[b]pyran-4,9-dione
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3-hydroxy-2-(4-ethoxyphenyl)cyclohepta[b]pyran-4,9-dione
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3-hydroxy-2-(4-nitrilephenyl)cyclohepta[b]pyran-4,9-dione
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3-hydroxy-2-(3,4-methylenedioxyphenyl)cyclohepta[b]pyran-4,9-dione
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3-hydroxy-2-(4-N,N-dimethylphenyl)cyclohepta[b]pyran-4,9-dione
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3-hydroxy-2-(2,4-dimethoxyphenyl)cyclohepta[b]pyran-4,9-dione
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3-hydroxy-2-(3,4-dimethoxyphenyl)cyclohepta[b]pyran-4,9-dione
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