Acta Cryst. (2005). E61, o804-o805  [ doi:10.1107/S1600536805005581 ]

8,9-Dihydro-1,6-dimethylphenanthro[1,2-b]furan-10,11-dione

J.-K. Qin, C.-Z. Liao, Y.-T. Wang, X.-Z. Bu, Z.-S. Huang and L.-Q. Gu

Abstract: The title compound, C₁₈H₁₄O₃, also known as 1,2-dihydrotanshinquinone, contains a four-ring system. No classical hydrogen bonds are found in the structure.

Online 4 March 2005

Copyright © International Union of Crystallography
IUCr Webmaster