Acta Cryst. (2005). E61, o1582-o1584  [ doi:10.1107/S1600536805013206 ]

4'-(4-Methoxyphenyl)-1-methylchroman-3-spiro-3'-pyrrolidine-2'-spiro-2''-indan-4,1'',3''-trione

S. Selvanayagam, D. Velmurugan, K. Ravikumar, J. Jayashankaran and R. Raghunathan

Abstract: In the title compound, C₂₈H₂₃NO₄, the pyrrolidine ring adopts a twist conformation and the pyran ring in the chromanone system adopts a half-chair conformation. The molecules associate via C-HO interactions to form R₂²(18) dimers.

Online 7 May 2005

Copyright © International Union of Crystallography
IUCr Webmaster