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484684-58-4 2h-naphtho[1,2-b]pyran-4-carboxaldehyde, 2-oxo-,4-(phenylhydrazone)

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Product Name 2H-Naphtho[1,2-b]pyran-4-carboxaldehyde, 2-oxo-,4-(phenylhydrazone)
CAS No. 484684-58-4
Molecular Formula C20H14N2O2