Acta Cryst. (2005). E61, o375-o377  [ doi:10.1107/S1600536805001340 ]

1,5-Dimethyl-2-phenyl-4-[(E,E)-3-phenylprop-2-enylideneamino]-1H-pyrazol-3(2H)-one

Z.-X. Li and X.-L. Zhang

Abstract: The title compound, C₂₀H₁₉N₃O, is a Schiff base compound derived from 4-aminoantipyrine and cinnamaldehyde. As expected, the molecular structure adopts a trans configuration about the central C=N double bond.

Online 22 January 2005

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