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490019-38-0 3h-2-benzopyran-3-one,4-[(2,4-dimethoxyphenyl)methylene]-1,4-dihydro-, (4e)-

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Product Name 3H-2-Benzopyran-3-one,4-[(2,4-dimethoxyphenyl)methylene]-1,4-dihydro-, (4E)-
CAS No. 490019-38-0
Molecular Formula C18H16O4