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77968-39-9 4h-1-benzopyran-4-one,6-methyl-2-[2-(4-methylphenyl)ethenyl]-3-nitro-, (e)-

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Product Name 4H-1-Benzopyran-4-one,6-methyl-2-[2-(4-methylphenyl)ethenyl]-3-nitro-, (E)-
CAS No. 77968-39-9
Molecular Formula C19H15NO4