| 摘要 |
An aminopyrimidine compound of the following formula (I) wherein Q is (a) or (b) in which R and R' are each optionally substituted aryl or heterocyclic group,R<5 >is hydrogen, halogen, lower alkyl,optionally substituted hydroxy, optionally substituted amino which may form N-containing heterocyclic group, optionally substituted mercapto, lower alkylsulfinyl or lower alkylsulfonyl, and X is oxygen or sulfur; R<1 >is hydrogen, optionally substituted lower alkyl or cyclo(lower) alkyl which may be interrupted by an oxygen atom; R<2 >and R<3 >are each independently hydrogen, lower alkyl, acyl, aryl or heterocyclic(lower)alkyl, R<2 >and R<3 >may be combined together with N atom to which they are attached to form N-containing heterocyclic group; or a salt thereof. The aminopyrimidine compound (I) and salt thereof of the present invention are adenosine antagonists and are useful for the prevention and/or treatment of depression, dementia (e.g. Alzheimer's disease, cerebrovascular dementia, dementia accompanying Parkinson's disease, etc.), Parkinson's disease, anxiety, pain, cerebrovascular disease (e.g. stroke, etc.), heart failure and the like.
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