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393812-56-1 phosphonic acid,[difluoro[4-methyl-2-oxo-3-(phenylmethyl)-2h-1-benzopyran-7-yl]methyl]-

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Product Name Phosphonic acid,[difluoro[4-methyl-2-oxo-3-(phenylmethyl)-2H-1-benzopyran-7-yl]methyl]-
CAS No. 393812-56-1
Molecular Formula C18H15F2O5P