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704884-19-5 4h-pyran-4-one, 2,3-dihydro-3,5-dimethyl-2-(4-nitrophenyl)-,(2r,3r)-rel-

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Product Name 4H-Pyran-4-one, 2,3-dihydro-3,5-dimethyl-2-(4-nitrophenyl)-,(2R,3R)-rel-
CAS No. 704884-19-5
Molecular Formula C13H13NO4