This invention relates to a compound of formula (I) ##STR1## wherein R.sub.1 and R.sub.2 are each independently hydrogen, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxy; and R.sub.3 is a C.sub.7 -C.sub.9 aralkyl, the phenyl nucleus of which can be mono-, di-, or trisubstituted by halogen, C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxy, and nontoxic, pharmaceutically acceptable salts thereof. The compounds have useful antithrombic properties.
这项发明涉及一种化合物,其
化学式为(I)##STR1##其中R.sub.1和R.sub.2分别独立地是氢、C.sub.1 -C.sub.3烷基或C.sub.1 -C.sub.3烷氧基;而R.sub.3是C.sub.7 -C.sub.9芳基烷基,其苯环可以被卤素、C.sub.1 -C.sub.3烷基或C.sub.1 -C.sub.3烷氧基单取代、双取代或三取代,并且其无毒、药用可接受的盐。这些化合物具有有用的抗血栓性能。