2,3,4,6-Tetra-O-acetyl-α- and -β-D-gluco-and -galacto-pyranosyl isocyanides
✍ Scribed by Manuel Martin-Lomas; Ma Encarnación Chacón-Fuertes
- Book ID
- 108308300
- Publisher
- Elsevier Science
- Year
- 1977
- Tongue
- English
- Weight
- 189 KB
- Volume
- 59
- Category
- Article
- ISSN
- 0008-6215
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📜 SIMILAR VOLUMES
The structure of the title compound, C 14 H 19 N 3 O 9 , has been determined at 100 K. The six-membered ring exhibits a chair conformation, and all non-H substituents are found in equatorial positions.
The title compound, C 14 H 19 NO 10 , forms strong hydrogen bonds via amido groups in the [100] direction; soft CÐHÁ Á ÁO bonds also act to give chains along both [100] and [001], which combine to form a two-dimensional layer.
## Crystals of the tetrasaccharide, (2,3,4,6-tetra-0acetyl-fi-D-ghxopyranosyl~-(1 + 3)-[2,3,4,6-tetra-O-acetyI+LD-gIucopyranosyI-(1 --t 6)]-(2,4-di-0-acetyl-g\_D-glucopyranosyl)-1 --) 3)-1,2,4,6-tetrad-acetyl$?-n-ghicopyranose, belong to tge monoclinic system, space group P2,, with a = 12.709(4),
Single-crystal X-ray study T = 100 K Mean '(C±C) = 0.003 A Ê R factor = 0.043 wR factor = 0.106 Data-to-parameter ratio = 9.4 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.