The synthesis of 4,6-di-O-(α-D-glucopyranosyl)-D-glucopyranose, the branch point of glycogen and amylopectin
✍ Scribed by R. deSouza; I.J. Goldstein
- Publisher
- Elsevier Science
- Year
- 1964
- Tongue
- French
- Weight
- 203 KB
- Volume
- 5
- Category
- Article
- ISSN
- 0040-4039
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✦ Synopsis
Although there seems little reason to doubt that the principal interchain linkage in glycogen and amylopectin is of the a-g-(1+6)glucosidic type, the isolation and characterization of a branched oligosaccharide 1 from a controlled acid fragmentation of these
📜 SIMILAR VOLUMES
## 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),
The synthesis of 2-~-cY-D-galaCtOpyranOSyl-D-galaCtOpyranOSC was accomplished by condensation of 2,3,4.6-tetra-0-benzyl-a-D-galactopyranosyl chloride with 2,2,2-trichloroethyl 3,4,6-tri-O-benzyl-a-D-galactopyranoside in the presence of mercuric cyanide. The title trisaccharide undeca-acetate was pre