| abstract |
(57) [Summary] [Object] To provide a novel 4,5,6,7-tetrahydrothieno [2,3-c] pyridine compound. [Constitution] Formula (I) [In the formula, R represents a hydrogen atom, a methyl group or a halogen atom, and R 1 represents a lower alkyl group, a cycloalkyl group, a mono- or di-lower alkylamino group, an aryl group, a heterocyclic group, or an aryl group or a heterocyclic group. Represents a substituted lower alkyl group; R 2 represents a hydrogen atom or a C 1 -C 3 alkyl group; R 3 represents a lower alkyl group, a lower alkanoyl group, or a cycloalkylcarbonyl which may be substituted by an aryl group; Group or a di-lower alkylamino group. 4,5,6,7-tetrahydrothieno [2,3-c] pyridine compound represented by the formula: |