Isoxazolinylacetamides bearing a phosphoramidate group alpha- to the carbox
ylate moiety (3) were prepared and evaluated for in vitro antiplatelet effi
cacy. They were found to bind GPIIb/IIIa with high affinity and were potent
antagonists of ADP mediated platelet aggregation. (C) 1999 The DuPont Phar
maceuticals Company. Published by Elsevier Science Ltd. All rights reserved
.