Research Article: (2E)-2-Benzyl­idene-4-ethyl-3,4-dihydro­naphthalen-1(2H)-one

Date Published: July 01, 2011

Publisher: International Union of Crystallography

Author(s): Mohamed Akhazzane, Hafid Zouihri, A. Kella Bennani, Abdelali Kerbal, Ghali Al Houari.

http://doi.org/10.1107/S1600536811022793

Abstract

In the title compound, C19H18O, the exocyclic C=C double bond has an E configuration. The ethyl substituent on the cyclo­hexa­none ring is in an axial position. The cyclo­hexa­none ring adopts a half-chair conformation, presumably due to conjugation in the benzene ring.

Partial Text

For general background to dipolar-1,3 cyclo­addition reactions, see: Bennani et al. (2007 ▶); Kerbal et al. (1988 ▶); Al Houari et al. (2008 ▶). For a related structure, see: Akhazzane et al. (2010 ▶). For puckering parameters, see: Cremer & Pople (1975 ▶).

 

Source:

http://doi.org/10.1107/S1600536811022793

 

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