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US 4,232,150 AGranted
Oligosaccharide precursors to substituted O-.alpha.-D and O-.beta.-D-multigalactopyranosyl and glucopyranosyl 1.fwdarw.4 and 1.fwdarw.6 galactopyranosyl 1.fwdarw.6.alpha.-D-glucopyranoses
AssigneeAmerican Cyanamid Company
InventorsVijay G. Nair, Joseph P. Joseph, Seymour Bernstein
Life of this patent
Estimating the term…
Abstract
O-.alpha.-D (and O-.beta.-D) multi-galactopyranosyl (and glucopyranosyl) 1.fwdarw.4 (and 1.fwdarw.6) galactopyranosyl 1.fwdarw.6-.alpha.-D-glucopyranose sugars and acetates thereof useful in the preparation of the corresponding sulfate salts which are useful as complement inhibitors.
Claims13
A compound of the formula:
- ##STR9## wherein X is selected from the group consisting of hydrogen and COCH.sub.3 ;
- and R is selected from the group consisting of ##STR10##
Dependencies are inferred from the claim text.