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21913-99-5 4h-1-benzopyran-4-one,2-(3,4-dihydroxyphenyl)-2,3-dihydro-7-hydroxy-

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Product Name 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-2,3-dihydro-7-hydroxy-
CAS No. 21913-99-5
Molecular Formula C15H12O5