Compounds of formula I, and pharmaceutically acceptable salts thereof,
in which R1 is hydrogen (1-6C)alkyl or (1-4C)alkanoyl ;
A is -N=CQ-O-, N=CQ-NR8-, -N=CQ-CH=Nor -N=CH-CQ=N- ;
Q is 2-furyl ;
R8 is hydrogen or C1-4C)alkyl ;
and R2 has any of the meanings given in the specification, processes for preparing the compounds and pharmaceutical compositions containing them. The compounds are useful as adenosine antagonists.
式 I 的化合物及其药学上可接受的盐类、
其中 R1 是氢(1-6C)烷基或(1-4C)烷酰基;
A 是-N=
CQ-O-、N=
CQ-NR8-、-N=
CQ-CH=Nor -N=CH-
CQ=N- ;
Q 是 2-
呋喃基;
R8 是氢或 C1-4C)烷基;
R2具有说明书、化合物制备工艺和含有这些化合物的药物组合物中给出的任一含义。这些化合物可用作
腺苷拮抗剂。