Received 20 April 2011
In the title molecule, C30H32N2O2, the two tolyl rings form dihedral angles of 65.8 (1) and 6.6 (1)° with the isoindole-1,3-dione mean plane. The cyclohexane ring adopts a chair conformation.
For applications of chiral tertiary amines as catalysts for direct aldol reactions, see: Paradowska et al. (2009). For details of the synthesis, see: Kaik & Gawronski (2003); Gawronski et al. (1998).
Data collection: SMART (Bruker, 2000); cell refinement: SAINT (Bruker, 2000); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL.
Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: CV5079 ).
The authors are grateful to the Southwest University of China for financial support.
Bruker (2000). SMART and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.
Gawronski, J., Kazmierczak, F., Gawronska, K., Rychlewska, U., Nordén, B. & Holmén, A. (1998). J. Am. Chem. Soc. 120, 12083-12091.
Kaik, M. & Gawronski, J. (2003). Tetrahedron Asymmetry, 14, 1559-1563.
Paradowska, J., Rogozinóska, M. & Mlynarski, J. (2009). Tetrahedron Lett. 50, 1639-1641.
Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.