This application relates to methods of treating myocardial or cerebral ischemia, comprising administering a compound of formula I: ##STR1## wherein X is halogen, perhalomethyl, cyano, C.sub.1-6 -alkoxy, C.sub.1-6 -alkylthio or C.sub.1-6 -alkylamino; and R.sup.1 is selected from N-bonded heterocycles. The compound with the greatest ability to discriminate between the A1 and A2 adenosine receptors is 2-chloro-N-[4-phenoxy-1-piperidinyl]adenosine.
该应用涉及治疗心肌或脑缺血的方法,包括给予化合物I的方法:##STR1##其中X为卤素,全卤甲基,
氰基,C.sub.1-6-烷氧基,C.sub.1-6-烷
硫基或C.sub.1-6-烷基
氨基;R.sup.1选自N-键合杂环。具有区分A1和A2
腺苷受体能力最大的化合物是2-
氯-N-[4-苯氧基-1-
哌啶基]
腺苷。