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|Title:||Oligosaccharides and their biological applications|
|Abstract:||The oligosaccharides of the invention contain or are constituted by a tetrasaccharide enchainment of the formula: ##STR1## in which R.sub.1 represents an organic anion, R.sub.2 is identical to R.sub.1 or represents a hydrogen atom, N.sub.1 and N.sub.2 represent a functional amino group.|
|Inventor(s):||Petitou; Maurice (Paris, FR), Lormeau; Jean-Claude (Maromme, FR), Choay; Jean (Paris, FR), Jacquinet; Jean-Claude (Orleans, la Source, FR), Sinay; Pierre (Orleans, la Source, FR)|
|Assignee:||Choay S.A. (Paris, FR)|
|Filing Date:||May 15, 1985|
|Claims:||1. A pure, synthetic tetrasaccharide having the formula ##STR10## |
2. A pure, synthetic tetrasaccharide having the formula ##STR11##
3. The pure synthetic tetrasaccharide of claim 1 wherein a salt is formed with a cation selected from the group consisting of sodium, magnesium, calcium, and triethylammonium.
4. The pure synthetic tetrasaccharide of claim 2 wherein a salt is formed with a cation selected from the group consisting of sodium, magnesium, calcium, and triethylammonium.
5. The fibrinolytic pharmaceutical composition which comprises a pharmaceutically acceptable carrier and a therapeutically effective amount of the tetrasaccharide of claim 1.
6. The fibrinolytic pharmaceutical composition which comprises a pharmaceutically acceptable carrier and a therapeutically effective amount of the tetrasaccharide of claim 2.
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