Daniel E. Lynch, Ian McClenaghan
2003 Acta Crystallographica Section E  
Key indicators Single-crystal X-ray study T = 150 K Mean '(C±C) = 0.008 A Ê Disorder in main residue R factor = 0.074 wR factor = 0.223 Data-to-parameter ratio = 11.9 For details of how these key indicators were automatically derived from the article, see The structure of the title compound, C 21 H 25 NO 3 , comprises a U-shaped molecule with two disordered atoms in the pentene chain. The two components of the two disordered alkane C atoms exist with unequal partial occupancies of 0.70 and
more » ... es of 0.70 and 0.30. The dihedral angle between the planar imide ring [r.m.s. deviation 0.038 (3) A Ê ] and the phenyl ring is 62.56 (14) . CÐ HÁ Á ÁO close contacts are observed from two different aromatic C atoms to the two oxo O atoms.
doi:10.1107/s160053680300120x fatcat:n26sp2fryngslcukikafxsnvk4