In the title compound, C(26)H(22)N(2)O(3), the acenaphthen-1-one ring system is nearly planar and the pyrrolidine ring adopts a distorted envelope conformation. An inter-molecular C-H⋯O hydrogen bond stabilizes the crystal structure.
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http://dx.doi.org/10.1107/S1600536807067530 | DOI Listing |
Acta Crystallogr E Crystallogr Commun
May 2015
Laboratoire de Chimie du Solide Appliquée, Faculté des Sciences, Université Mohammed V, Avenue Ibn Battouta, BP 1014, Rabat, Morocco.
The mol-ecule of the title compound, C21H19NO4S, features a fused ring system whereby a five-membered ring is flanked by two six-membered rings. This is linked to an ethyl 3-carboxyl-ate group and to a meth-oxy-benzene group. The fused-ring system is quasi-planar, with the greatest deviation from the mean plane being 0.
View Article and Find Full Text PDFActa Crystallogr Sect E Struct Rep Online
October 2013
School of Pharmaceutical Sciences, University of Shizuoka, 52-1 Yada, Suruga-ku, Shizuoka 422-8526, Japan.
The 1,3-diketone group of the title compound, C21H20O6, exists in a keto-enol form stabilized by a strong intra-molecular O-H⋯O hydrogen bond. As a result, a planar (mean deviation = 0.0099 Å) six-membered hydrogen-bonded ring is formed.
View Article and Find Full Text PDFActa Crystallogr Sect E Struct Rep Online
January 2010
Department of Chemistry, Xuzhou Medical College, Xuzhou 221004, People's Republic of China.
In the mol-ecule of the title compound, C(21)H(22)N(2)O(5), the indole system and the spiro-pyran ring are almost planar [maximum deviations of 0.0447 (17) and 0.0781 (17) Å, respectively]; the dihedral angle between them is 84.
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