申请人:Glaxo Wellcome S.p.A.
公开号:US05686461A1
公开(公告)日:1997-11-11
The invention relates to compounds of formula (I). ##STR1## or a salt, or metabolically labile ester thereof wherein R.sub.1 represents a group selected from halogen, alkyl, alkoxy, amino, alkylamino, dialkylamino, hydroxy, trifluoromethyl, trifluoromethoxy, nitro, cyano, SO.sub.2 R.sub.3 or COR.sub.3 wherein R.sub.3 represents hydroxy, methoxy, or amino; m is zero or an integer 1 or 2; A represents an ethynyl group or an optionally substituted ethenyl group; X represents a bond or a C.sub.1-4 alkylene chain; R.sub.2 represents a bridged cycloalkyl or bridged heterocyclic group; which are antagonists of excitatory amino acids, to processes for their preparation and to their use in medicine.
该发明涉及式(I)的化合物。##STR1##或其盐或代谢易变酯,其中R.sub.1代表从卤素,烷基,烷氧基,氨基,烷基氨基,二烷基氨基,羟基,三氟甲基,三氟甲氧基,硝基,氰基,SO.sub.2R.sub.3或COR.sub.3中选择的基团,其中R.sub.3代表羟基,甲氧基或氨基; m为零或整数1或2; A代表乙炔基或可选取代的乙烯基; X代表键或C.sub.1-4烷基链; R.sub.2代表桥式环烷基或桥式杂环基; 这些化合物是兴奋性氨基酸拮抗剂,用于制备这些化合物的方法以及在医学上的应用。