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139374-24-6 4h-1-benzopyran-8-acetic acid, 2-[2-(4-carboxyphenyl)ethenyl]-4-oxo-,(e)-

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Product Name 4H-1-Benzopyran-8-acetic acid, 2-[2-(4-carboxyphenyl)ethenyl]-4-oxo-,(E)-
CAS No. 139374-24-6
Molecular Formula C20H14O6