In the title compound, C 19 H 12 FNO, the dihedral angle between the mean planes of the 9H-xanthene moiety and the 3-¯uorophenyl group is 82.5 ( 1) . An intramolecular CÐ HÁ Á Á% interaction stabilizes the molecular conformation.
N-[(9E)-2-Chloro-9-thia-9H-xanthen-9-ylidene]-N-(4-fluorophenyl)amine
✍ Scribed by Chopra, Deepak ;Nagarajan, K. ;Guru Row, T. N.
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 302 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
Single-crystal X-ray study T = 100 K Mean '(C±C) = 0.002 A Ê R factor = 0.042 wR factor = 0.115 Data-to-parameter ratio = 17.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
In the title compound, C 23 H 28 N 2 O 2 , the pyran ring in the xanthene moiety adopts a half-chair conformation. The molecular structure is in¯uenced by intramolecular NÐ HÁ Á ÁN and CÐHÁ Á ÁO hydrogen bonds and the crystal structure is stabilized by CÐHÁ Á ÁO and CÐHÁ Á Á% interactions.
Single-crystal X-ray study T = 100 K Mean '(C±C) = 0.002 A Ê R factor = 0.054 wR factor = 0.147 Data-to-parameter ratio = 18.5 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
A view of (I) (Farrugia, 1997). Displacement ellipsoids are drawn at the 50% probability level. H atoms have been omitted for clarity and the numbering scheme is given for the asymmetric unit.