Anticoagulant agent, process for the preparation thereof and pharmaceutical preparations containing same.

摘要

The invention relates to an anticoagulant agent which acts without cofactor and selectively inhibits thrombin, and to pharmaceutical preparations containing said agent. The anticoagulant agent is prepared by sulphatation of a polysaccharide obtained by precipitation from the decoction of mollusca, preferably common sea mussels. Sulphatation is preferably achieved with chlorosulphonic acid in the presence of pyridine.