Date Published: July 01, 2011
Publisher: International Union of Crystallography
Author(s): Jun-Liang Liu, Zhi-Yu Hu, Qing-Yan Xu.
In the title compound, C17H14N2O4, the seven-membered ring adopts a boat conformation, and the two benzene rings make a dihedral angle of 45.22 (5)°. The crystal packing is stabilized by intermolecular N—H⋯O and O—H⋯O hydrogen bonds.
For the biological activity of the title compound, see: Birkinshaw et al. (1963 ▶); Cutler et al. (1984 ▶); Heguy, et al. (1998 ▶). For the biosynthesis of cyclopenol, see: Nover & Luckner (1969 ▶).