C - Chemistry – Metallurgy – 08 – B
Patent
C - Chemistry, Metallurgy
08
B
C08B 37/10 (2006.01) C08B 37/00 (2006.01)
Patent
CA 2114863
A process for the synthesis of semi-synthetic glycosaminoglycans of general formula III Image is described in which one of the saccharide units characteristic of glycosaminoglycans with heparin or heparan structure, more specifically that of .alpha.-L-iduronic-2-O-sulfate acid, has undergone a structural modification, entirely or in part, with transformation into .alpha.-L-galacturonic acid substituted in position 3 with nucleophilic radicalsof general formula II Image Said process is carried out by treating glycosaminoglycans with heparin or heparan structure by means of a nucleophilic reagent in alkaline medium.
Piani Silvano
Ungarelli Fabrizio
Alfa Wassermann S.p.a.
Marks & Clerk
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