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906461-51-6 4h-1-benzopyran-4-one, 2,3-dihydro-6-methyl-2-phenyl-,(4-nitrophenyl)hydrazone

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Product Name 4H-1-Benzopyran-4-one, 2,3-dihydro-6-methyl-2-phenyl-,(4-nitrophenyl)hydrazone
CAS No. 906461-51-6
Molecular Formula C22H19N3O3