The regio-and stereochemistry of the title compound, C 18 H 18 O 3 , has been established by X-ray analysis. The bond lengths and angles are normal.
(1S,2R,4S,5R)-tert-Butyl 7-oxo-3-oxa-6-azatricyclo[3.2.1.02,4]octane-6-carboxylate
✍ Scribed by Meltzer, Martin von ;Marsch, Michael ;Carell, Thomas ;Harms, Klaus
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 189 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
The crystal structure of the title bicyclic lactam, C 6 H 9 NO 4 , has ®rmly established the stereochemistry of the branched -sugar amino acid scaffold.
Single-crystal X-ray study T = 298 K Mean '(C±C) = 0.003 A Ê R factor = 0.047 wR factor = 0.144 Data-to-parameter ratio = 15.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
Single-crystal X-ray study T = 83 K Mean '(C±C) = 0.004 A Ê R factor = 0.041 wR factor = 0.092 Data-to-parameter ratio = 9.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The title compound, C 17 H 29 NO 6 , crystallizes with two molecules in the asymmetric unit. The independent molecules differ in the conformation of the side chain attached to nitrogen. The piperidine ring adopts a chair conformation, with the 1,3-dioxolane ring occupying an axial position.