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152862-95-8 phosphonic acid, [[4-(4-oxo-4h-1-benzopyran-2-yl)phenyl]methyl]-,diethyl ester

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Product Name Phosphonic acid, [[4-(4-oxo-4H-1-benzopyran-2-yl)phenyl]methyl]-,diethyl ester
CAS No. 152862-95-8
Molecular Formula C20H21O5P