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4-Hydroxy­methyl-1-(2,3,4,6-tetra-O-acetyl-β-d-glucopyranos­yl)-1,2,3-triazole

✍ Scribed by Wilkinson, Brendan L. ;Bornaghi, Laurent F. ;Houston, Todd A. ;Poulsen, Sally-Ann ;White, Alan R.

Publisher
International Union of Crystallography
Year
2006
Tongue
English
Weight
231 KB
Volume
62
Category
Article
ISSN
1600-5368

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Molecular and crystal structure of (2,3,
Molecular and crystal structure of (2,3,4,6-tetra-O-acetyl-β-d-glucopyranosyl)-(1 → 3)-[2,3,4,6-tetra-O-acetyl-β-d-glucopyranosyl-(1 → 6)]-(2,4-di-O-acetyl-β-d-glucopyranosyl)-(1 → 3)-1,2,4,6-tetra-O-acetyl-β-d-glucopyranose
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## 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),

4-N-Acetyl­amino-5-[N-acetyl-N-(tetra-O-
4-N-Acetyl­amino-5-[N-acetyl-N-(tetra-O-acetyl-β-d-glucopyranos­yl)amino]-1,3-dimethyl­uracil
✍ Sánchez Rodrigo, Adolfo ;Nogueras Montiel, Manuel ;Cobo, Justo ;Low, John N. ;Gl 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 318 KB

The title compound, C 24 H 32 N 4 O 13 , crystallizes with two molecules in the asymmetric unit. These have very similar conformations, and each contains an intramolecular N-HÁ Á ÁO hydrogen bond. There are no significant intermolecular interactions.

2,3,4,6-Tetra-O-acetyl-β-d-gluco­pyran­o
2,3,4,6-Tetra-O-acetyl-β-d-gluco­pyran­osyl azide
✍ Temelkoff, David P. ;Norris, Peter ;Zeller, Matthias 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 246 KB

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.

1,3,4,6-Tetra-O-acetyl-2-(trifluoromethy
1,3,4,6-Tetra-O-acetyl-2-(trifluoromethylsulfonyl)-β-d-mannopyranose
✍ Zhu, Hong-Yuan ;Jiang, Shen-De 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 633 KB

Two independent molecules comprise the asymmetric unit of the title compound, C 15 H 19 F 3 O 12 S, which was synthesized by reacting 1,3,4,6-tetra-O-acetyl--d-mannopyranose with trifluoromethanesulfonic anhydride. In one molecule three F atoms and one O of the -SO 2 CF 3 side chains are disordered