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484684-59-5 3h-naphtho[2,1-b]pyran-1-carboxaldehyde, 3-oxo-,1-(phenylhydrazone)

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Product Name 3H-Naphtho[2,1-b]pyran-1-carboxaldehyde, 3-oxo-,1-(phenylhydrazone)
CAS No. 484684-59-5
Molecular Formula C20H14N2O2