Patent ID: 7012138
Filing Date: 2006-03-14
Classification: A61K,A61P,C07B,C08B

Abstract:
1. An ester of a polysaccharide which is chiral in the acyl moiety of the ester and which is obtained by reacting, in a basic solvent, at least one polysaccharide and at least one acid or acid derivative of formula (I): in which X corresponds to a hydroxyl or to a halogen, Ra represents an aryl, aralkyl, aralkenyl, alkylaryl or alkenylaryl radical, a 6-methoxy-2-naphthalenyl, chlorophenyl, dimethylphenyl or thiophenyl group and R with the proviso that when R 1 is —CH 3 then Ra is not a phenyl, the acyl units attached to said polysaccharide being not all of identical chirality.