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21601-26-3 4h-1-benzopyran-3-carboxaldehyde, 4-oxo-, 3-(phenylhydrazone)

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Product Name 4H-1-Benzopyran-3-carboxaldehyde, 4-oxo-, 3-(phenylhydrazone)
CAS No. 21601-26-3
Molecular Formula C16H12N2O2