Received 2 December 2011
The title compound, C17H16O5, was prepared through a cyclization reaction of 2-(3',4',5-trimethoxybiphenyl-2-yloxy)acetyl chloride. The two benzene rings form a dihedral angle of 34.55 (5)°. The crystal structure does not feature any hydrogen bonds.
For general background to the synthesis and properties of the title compound, see: Suau et al. (1996); Tandon et al. (2009). For the biological activity of methoxydibenzooxepin-one derivatives, see: Yoshioka et al. (1978).
Data collection: APEX2 (Bruker, 2004); cell refinement: SAINT (Bruker, 2004); 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: publCIF (Westrip, 2010).
Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: RK2322 ).
We thank the National Natural Science Foundation of China (No. 20872030), the Foundation of Heilongjiang Education Committee (No. 12511383), the Key Laboratory of Chemical Engineering Process and Technology for High-Efficiency Conversion, College of Heilongjiang Province, and Heilongjiang University, China, for supporting this study.
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