摘要:
The invention relates to synthetic polysaccharides in an acid form and their pharmaceutically acceptable salts, the anionic form of which complies with one of the formulas (I) to (V) described in claim 1. Said polysaccharides can be used in the treatment of diseases linked to coagulation disorders.
摘要:
The invention concerns novel biotinylated hexadecasaccharides of general formula (I) wherein: Biot is a biotin derivative; R, R1 and R2, represent independently of one another a C1-C6 alkoxy or and -OSO3; R3 represents a C1-C6 alkoxy or an -OSO3, or R3 constitutes a -O-CH2- bridge; Pe represents a saccharide concatenation; as well as their pharmaceutically acceptable salts, and their use as medicines.
摘要:
The invention relates to synthetic polysaccharides in an acid form and their pharmaceutically acceptable salts, the anionic form of which complies with one of the formulas (I) to (V) described in claim 1. Said polysaccharides can be used in the treatment of diseases linked to coagulation disorders.
摘要:
Synthetic polysaccharides are disclosed containing 8-24 monosaccharide units made up of a concatenation of disaccharides consisting of a uronic acid and a hexose, wherein the hydroxyl groups of the polysaccharides are etherified with a C1-6 alkyl group or esterified in the form of a sulpho group, each disaccharide being at least monoetherified; and salts thereof, are disclosed.
摘要:
The invention relates to FGF receptor-activating N-sulfate oligosaccharides having Formula (I), wherein R 1 , R 4 , R 6 , and R 8 are OSO 3 - or hydroxyl groups, R 2 is an O-alkyl group or a monosaccharide having Formula (II), R 3 is a disaccharide having Formula (III), R 5 is a disaccharide having Formula (IV), R 7 is a hydroxyl group or a disaccharide having Formula (VI), and R 9 is a hydroxyl or O-alkyl group or a disaccharide having Formula (VII), where R 10 is an O-alkyl group. The invention further relates to the preparation of said oligosaccharides and to the therapeutic use thereof.
摘要:
The invention concerns novel synthetic polysaccharides, with antithrombotic activity, having at least a covalent bond with biotin or a biotin derivative and a method using avidin or streptavidin for neutralising said polysaccharides.
摘要:
The invention concerns novel synthetic polysaccharides, with antithrombotic activity, having at least a covalent bond with biotin or a biotin derivative and a method using avidin or streptavidin for neutralising said polysaccharides.
摘要:
The invention relates to a carbohydrate derivative having formula (I) wherein R1 is (1-4C)alkoxy; R?2, R3 and R4¿ are independently (1-4C)alkoxy or OSO¿3?-; the total number of sulfate groups is 4, 5 or 6; and the twisted lines represent bonds either above or below the plane of the six-membered ring to which they are attached; or a pharmaceutically acceptable salt thereof. The compounds of the invention have antithrombotic activity and may be used for treating or preventing thrombosis and for inhibiting smooth muscle cell proliferation.
摘要:
The invention relates to FGF receptor-activating N-acyl octasaccharides having Formula (I), wherein: R 1 is an O-alkyl group optionally replaced by one or more aryl or cycloalkyl groups, R 2 is an OSO 3 - or hydroxyl group, R 3 is an alkyl, cycloalkyl, or alky-cycloalkyl group, R 4 is a disaccharide having Formula (II), R 6 is a disaccharide having Formula (III), and R 8 is a disaccharide having Formula (IV), where R 5 , R 7 , and R 9 have OSO 3 or hydroxyl groups. The invention further relates to the preparation of said octasaccharides and to the therapeutic use thereof.
摘要:
The invention relates to a carbohydrate derivative having formula (I) wherein R1 is (1-4C)alkoxy; R?2, R3 and R4¿ are independently (1-4C)alkoxy or OSO¿3?-; the total number of sulfate groups is 4, 5 or 6; and the twisted lines represent bonds either above or below the plane of the six-membered ring to which they are attached; or a pharmaceutically acceptable salt thereof. The compounds of the invention have antithrombotic activity and may be used for treating or preventing thrombosis and for inhibiting smooth muscle cell proliferation.