Date Published: June 01, 2011
Publisher: International Union of Crystallography
Author(s): Liuming Wu, Cong Deng, Yan Yang.
The title compound, C23H18O4, is a 1,4-enedione compound which contains a naphthalene ring and a benzene ring. The dihedral angle between the ring systems is 74.9 (2)°. In the crystal, the molecules form π–π stacking interactions between naphthalene rings of inversion-related molecules, with an interplanar spacing of 3.499 (2) Å.
For the preparation of the title compound, see: Gao et al. (2010 ▶). For related structures, see: Prakash et al. (2005 ▶); Raj et al. (1996 ▶).