申请人:Ciba-Geigy Corporation
公开号:US04954504A1
公开(公告)日:1990-09-04
The compound of the formula I ##STR1## wherein R, R.sub.3 and R.sub.5 independently represent hydrogen or hydroxy provided that at least one of R, R.sub.3 and R.sub.5 represents hydroxy; R.sub.1 represents hydrogen, lower alkyl, C.sub.3 -C.sub.7 -alkenyl, hydroxy-lower alkyl, optionally substituted cycloalkyl or optionally substituted cycloalkyl-lower alkyl, bicycloalkyl, bicycloalkyl-lower alkyl, adamantyl, tetrahydropyranyl, tetrahydrothiopyranyl, tetrahydropyranyl-lower alkyl, tetrahydrothiopyranyl-lower alkyl, adamantyl-lower alkyl, aryl-hydroxy-lower alkyl, aryl, aryl-lower alkyl, aryl-C.sub.3 -C.sub.6 -cycloalkyl, 9-fluorenyl, 9-fluorenyl-lower alkyl or cycloalkenyl-lower alkyl; or R.sub.1 represents a bicyclic benzo-fused 5 or 6-membered saturated cyabocyclic radical or a benzo-fused 5 or 6-membered saturated heterocyclic radical containing a heteroatom selected from oxygen and sulfur directly attached to the fused benzene ring, any said bicyclic radicals being optionally substituted on the benzo portion by lower alkyl, lower alkoxy or halogen, or R.sub.1 represents any said bicyclic radical substituted-lower alkyl; R.sub.2 represents hydrogen, halogen, --S--R.sub.1 ', --NR.sub.b --R.sub.1 ', or --NH--R.sub.1 ' in each of which R.sub.1 ' has meaning as defined for R.sub.1 provided that R.sub.1 ' in --SR.sub.1 ' does not represent hydrogen; R.sub.b represents lower alkyl; R.sub.4 represents hydroxymethyl provided that R.sub.2 does not represent either hydrogen or --NHR.sub.1 ' in which R.sub.1 ' represents either hydrogen or lower alkyl; or R.sub.4 represents lower alkoxymethyl or lower alkylthiomethyl; or R.sub.4 represents --CONHR.sub.6 in which R.sub.6 represents lower alkyl; aryl-lower alkyl, C.sub.3 -C.sub.6 -cycloalkyl or hydroxy-lower alkyl; pharmaceutically acceptable ester derivatives thereof in which free hydroxy groups are esterified in form of a pharmaceutically acceptable ester; and pharmaceutically acceptable salts thereof; methods for their preparation; and their use as adenosine receptor agonists are disclosed.
本发明涉及一种公式I的化合物:其中R,R3和R5独立地表示氢或羟基,但要求至少有一个R,R3或R5表示羟基;R1表示氢,低碳基,C3-C7-烯基,羟基-低碳基,可选地取代的环烷基或可选地取代的环烷基-低碳基,双环烷基,双环烷基-低碳基,
金刚烷基,
四氢吡喃基,四氢
硫吡喃基,
四氢吡喃基-低碳基,四氢
硫吡喃基-低碳基,
金刚烷基-低碳基,芳基-羟基-低碳基,芳基,芳基-低碳基,芳基-C3-C6-环烷基,9-
芴基,9-
芴基-低碳基或环烯基-低碳基;或R1表示一个双环苯并5或6-成员饱和的环状基团或一个苯并5或6-成员饱和的含杂原子的杂环基团,所述杂原子从直接连接到融合苯环上的氧和
硫中选择,任何所述双环基团在苯基上可选择地被低碳基,低烷氧基或卤素取代,或R1表示任何所述双环基团取代的低碳基;R2表示氢,卤素,-S-R1',-NRb-R1'或-NH-R1',其中在每种情况下,R1'的含义如R1所定义,但在-SR1'中,R1'不表示氢;Rb表示低碳基;R4表示羟甲基,但要求R2既不表示氢也不表示-NHR1',其中R1'表示氢或低碳基;或R4表示低烷氧基甲基或低碳
硫基甲基;或R4表示--CONHR6,其中R6表示芳基-低碳基,C3-C6-环烷基或羟基-低碳基;以及其药学上可接受的酯衍
生物,其中游离羟基以药学上可接受的酯的形式酯化;以及其药学上可接受的盐;公开了其制备方法;以及其作为
腺苷受体激动剂的用途。