Abstract
The new pyrazolone derivative, (Z)-3-methyl-4-((naphthalen-1-ylamino)methylidene)-1-phenyl-1H-pyrazol-5(4H)-one, C21H17N3O, is synthesized, and its crystal structure is determined by X-ray structure analysis. The crystals are orthorhombic, sp. gr. P212121, a = 6.5683(7), b = 12.7384(15), c = 20.198(3) Å, Z = 4, R = 0.0564 for 983 observed reflections. In crystal, the molecule exists in amine-one tautomeric form. The crystal structure is stabilized by N–H···O and C–H···O hydrogen bonds. In addition, C–H···π and π-π-interactions are observed.
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Sharma, N., Parihar, S., Jadeja, R.N. et al. Crystal structure of (Z)-3-methyl-4-((naphth-1-ylamino)methylidene)-1-phenyl-1H-pyrazol-5(4H)-one. Crystallogr. Rep. 60, 1131–1135 (2015). https://doi.org/10.1134/S106377451507024X
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DOI: https://doi.org/10.1134/S106377451507024X