In the title compound, C 30 H 32 O 9 Á1.5H 2 O, the cyclooctadiene eight-membered ring adopts a twisted boat-chair conformation. O-HÁ Á ÁO hydrogen bonding helps to stabilize the crystal structure.
2-(3,7-Dimethylocta-2,6-dienyl)-1,3,5,8-tetrahydroxyxanthone
✍ Scribed by Choudhary, M. Iqbal ;Swaleh, Rasheeda ;Anjum, Shazia ;Lannang, Alain Meli ;Ali, Shamsher ;Fun, Hoong-Kun
- Publisher
- International Union of Crystallography
- Year
- 2005
- Tongue
- English
- Weight
- 280 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
In the title compound, C 26 H 27 NO 4 , the central ring of the xanthene moiety is planar and the two outer rings are in halfboat conformations. The molecular packing in the crystal structure is stabilized by N-HÁ Á ÁO and C-HÁ Á ÁO hydrogen bonds in addition to van der Waals forces.
In order to investigate and probe the possible mechanism of rearrangement of trans-hexaphenyldifluorotricyclooctadiene, (a dimer of fluorotriphenylcyclobutadiene), to pentaphenyldihydrodifluoropentalene via C-F bond migration (Choudhury et al.,2007), a high temperature study of the title compound wa