申请人:YAMANOUCHI PHARMACEUTICAL CO. LTD.
公开号:EP1167369A1
公开(公告)日:2002-01-02
Novel thiazolo[3,2-a]benzimidazol derivatives represented by general formula (1), which act specifically on metabotropic glutamate receptors and are useful as drugs; and novel compounds useful as intermediates for the synthesis of the derivatives wherein, R1 is optionally substituted carbamoyl, carbonyl, oxy, amino, carbonylamino, or the like; R2 is hydrogen, lower alkyl, or the like; and R3, R4 and R5 are each independently hydrogen, lower alkyl, or the like.
通式(1)代表的新型噻唑并[3,2-a]苯并咪唑衍生物,可特异性作用于代谢型谷氨酸受体并可用作药物;以及可用作合成这些衍生物的中间体的新型化合物,其中,R1 是任选取代的氨基甲酰基、羰基、氧基、氨基、羰基氨基或类似物;R2 是氢、低级烷基或类似物;R3、R4 和 R5 各自独立地是氢、低级烷基或类似物。