The title compound, C 21 H 25 NO 4 , is the benzoyl derivative of a benzo-aza-crown ether.
(1E,3S,4aR,12aR)-3-Isopropenyl-8-methoxy-3,4,4a,5,6,11,12,12a-octahydro-1(2H)-chrysenone oxime
✍ Scribed by Kooijman, Huub ;Spek, Anthony L.
- Publisher
- International Union of Crystallography
- Year
- 2003
- Tongue
- English
- Weight
- 395 KB
- Volume
- 59
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.004 A Ê R factor = 0.033 wR factor = 0.112 Data-to-parameter ratio = 9.6 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The title compound, C 14 H 18 N 2 O 2 S, which was obtained from an extended Biginelli reaction, contains a pyran ring with a chair conformation, a pyrimidine ring with a half-chair conformation and a benzene ring. The crystal structure is stabilized by an intermolecular hydrogen-bond network.
Single-crystal X-ray study T = 183 K Mean '(C±C) = 0.003 A Ê R factor = 0.035 wR factor = 0.082 Data-to-parameter ratio = 12.6 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The title compound, C~22~H~25~N~3~O~3~, also known as fumitremorgine C, was isolated from the ethyl acetate extract of Penicillium __sp__. To a first approximation, the molecule is flat with the exception of the –C(H)=CMe~2~ side arm, which is perpendicular to the remaining atoms. Molecules associat