(2R,3S,4S)-3-Hydroxy-4-methyl-1-[(1S)-1-phenylethyl]pyrrolidine-2-methanol
✍ Scribed by Chiaroni, A. ;Riche, C. ;Nicole, L.
- Book ID
- 114511838
- Publisher
- International Union of Crystallography
- Year
- 1995
- Tongue
- English
- Weight
- 315 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0108-2701
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📜 SIMILAR VOLUMES
The relative con®guration of the title compound, C 18 H 27 NO 4 , was determined as being R,S,S,S. There are three crystallographically independent molecules in the asymmetric unit, which show only slight conformational differences. Molecules in the crystal structure are connected by hydrogen bonds
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.005 A Ê Disorder in main residue R factor = 0.047 wR factor = 0.124 Data-to-parameter ratio = 15.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The relative stereochemistry of the title compound, C~16~H~22~N~4~O~2~, a key intermediate in the synthesis of 3-deoxy imino sugars, was firmly established by X-ray crystallographic analysis. The absolute configuration was inferred from the starting material, D-galactose. There are no unusual crysta