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77960-02-2 4h-1-benzopyran-4-one, 6-methyl-3-nitro-2-(2-phenylethenyl)-, (e)-

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Product Name 4H-1-Benzopyran-4-one, 6-methyl-3-nitro-2-(2-phenylethenyl)-, (E)-
CAS No. 77960-02-2
Molecular Formula C18H13NO4