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497161-68-9 2h-pyran, 2-ethoxy-3,4-dihydro-4-(4-nitrophenyl)-, (2s,4s)-

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Product Name 2H-Pyran, 2-ethoxy-3,4-dihydro-4-(4-nitrophenyl)-, (2S,4S)-
CAS No. 497161-68-9
Molecular Formula C13H15NO4