5-Hydroxy-8,8-dimethyl-10-(2-methylbut-3-en-2-yl)-2H,6H-7,8-dihydropyrano[3,2-g]chromene-2,6-dione
2011

Crystal Structure of a Pyranocoumarin Compound

publication Evidence: moderate

Author Information

Author(s): Fun Hoong-Kun, Sripisut Tawanun, Laphookhieo Surat, Chantrapromma Suchada

Primary Institution: Universiti Sains Malaysia

Hypothesis

The study aims to determine the crystal structure of the pyranocoumarin known as clausenidin.

Conclusion

The crystal structure of the title compound reveals specific conformations and interactions that stabilize its molecular arrangement.

Supporting Evidence

  • The pyran ring adopts an envelope conformation.
  • The benzene and dihydropyran ring system is planar.
  • An intramolecular hydrogen bond generates an S(6) ring motif.
  • Molecules are linked into chains by weak interactions.

Takeaway

Scientists looked at a special plant compound and found out how its tiny building blocks fit together in a specific shape.

Methodology

The compound was extracted from the roots of C. excavata and analyzed using X-ray crystallography.

Digital Object Identifier (DOI)

10.1107/S1600536811001565

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