A fibrinogen receptor antagonist N - [(R) -1- {3- (4- piperidyl) propionyl} -3-piperidylcarbonyl] -2 (S) - acetylamino -β- alanine

(57) [Summary] The present invention, the following formula (I) (This glycoprotein IIb / IIIa antagonists, platelet aggregation inhibitors and a binding inhibitor of fibrinogen to the platelet.) Beta-alanine derivative represented by the processes for their preparation, pharmaceutical compositions containing the same, and it relates the prevention and / or treatment method herein described disease in humans or animals.