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742103-16-8 2h-1-benzopyran-2-one, 4-methyl-7-[2-(4-nitrophenyl)ethenyl]-

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Product Name 2H-1-Benzopyran-2-one, 4-methyl-7-[2-(4-nitrophenyl)ethenyl]-
CAS No. 742103-16-8
Molecular Formula C18H13NO4