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1-[(4-Acetyl­phenyl­amino)­methyl­ene]­naphthalen-2(1H)-one

✍ Scribed by Yüce, Süheyla ;Özek, Arzu ;Albayrak, Çiğdem ;Odabaşoğlu, Mustafa ;Büyükgüngör, Orhan

Publisher
International Union of Crystallography
Year
2004
Tongue
English
Weight
295 KB
Volume
60
Category
Article
ISSN
1600-5368

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Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê R factor = 0.053 wR factor = 0.145 Data-to-parameter ratio = 14.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

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The molecule of the title compound, C 18 H 15 NO 2 , is not completely planar. It adopts a keto±amine tautomeric form with an intramolecular NÐHÁ Á ÁO and an intermolecular OÐ HÁ Á ÁO hydrogen bond. The molecules are linked by OÐ HÁ Á ÁO hydrogen bonds into a three-dimensional network.

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The molecule of the title compound, C 16 H 12 N 2 O 2 , is nearly planar, and adopts the keto±amine tautomeric form with an intramolecular NÐHÁ Á ÁO hydrogen bond. The molecules are linked by OÐHÁ Á ÁO hydrogen bonds into a three-dimensional network.

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The NH unit on the exocyclic C C double bond in the title compound, C 24 H 21 N 3 O, which is on the same side of the double bond as the C O unit of the pyrazolone ring, interacts with the carbonyl group through an intramolecular N-HÁ Á ÁO hydrogen bond [2.685 (2) A ˚].