Molecular Formula

4H-1-Benzopyran-4-one, 6-fluoro-2-phenyl-, (2,4-dinitrophenyl)hydrazone

CAS:902149-17-1

Formula:C21H13FN4O5

4H-1-Benzopyran-4-one, 2-(4-fluorophenyl)-, (2,4-dinitrophenyl)hydrazone

CAS:902149-21-7

Formula:C21H13FN4O5

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