6+5 FUSED BICYCLES AS A THROMBIN ANTAGONIST, PROCESS FOR PREPARATION THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING THE BICYCLES

摘要

PURPOSE: A novel 6+5fused bicycle derivative and a pharmaceutical composition containing the same are provided to be used as a therapeutic agent for treating platelet aggregation, arteriosclerosis, vascular restenosis, blood clotting, and hypertension. CONSTITUTION: A novel 6+5fused bicycle derivative is denoted by chemical formula 1. A method for preparing the composition of chemical formula 1 comprises a step of reacting compounds of chemical formulas 2 and 3 or reacting compounds of chemical formulas 4 and 5. A PAR-1 antagonist composition contains the compound of chemical formula 1, pharmaceutically acceptable salt thereof, or pharmaceutically acceptable carrier.