Plant mucilages. XXIII. Partial hydrolysis of Abelmoschus-mucilage M and the structural features of its polysaccharide moiety.
- 1 January 1979
- journal article
- Published by Pharmaceutical Society of Japan in CHEMICAL & PHARMACEUTICAL BULLETIN
- Vol. 27 (7) , 1651-1656
- https://doi.org/10.1248/cpb.27.1651
Abstract
Partial acid hydrolysis of Abelmoschus-mucilage M, a representative mucilage isolated from the roots of Abelmoschus manihot MEDICUS, led to the isolation of three oligosaccharides. Analysis of components, reduction and methylation, and partial degradation studies showed that these oligosaccharides are O-α-(D-galactopyranosyluronic acid)-(1→2)-L-rhamnopyranose, O-β-(D-glucopyranosyluronic acid)-(1→3)-O-α-(D-galactopyranosyluronic acid)-(1→2)-L-rhamnopyranose, and O-β-(D-glucopyranosyluronic acid)-(1→3)-O-α-(D-galactopyranosyluronic acid)-(1→2)-O-α-L-rhamnopyranosyl-(1→4)-[O-β-(D-glucopyranosyluronic acid)-(1→3)]-O-α-(D-galactopyranosyluronic acid)-(1→2)-L-rhamnopyranose. The structural features of the polysaccharide moiety in the mucilage are discussed.Keywords
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