PROBLEM TO BE SOLVED: To provide a new 4,5,6,7-tetrahydrothieno[2,3-c]pyridine compound.;SOLUTION: The objective 4,5,6,7-tetrahydrothieno[2,3-c]pyridine compound is expressed by formula (I) [R is H, methyl or a halogen atom; R1 is a lower alkyl group, a cycloalkyl group, a mono or di(lower alkyl)amino group, an aryl group, a heterocyclic group or a lower alkyl group substituted with an aryl group or a heterocyclic group; R2 is H or a 1-3C alkyl; R3 is a lower alkyl, a lower alkanoyl, a cycloalkylcarbonyl or a di(lower alkyl)amino group which may have an aryl substituent].;COPYRIGHT: (C)2001,JPO
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机译：解决的问题：提供一种新的4,5,6,7-四氢噻吩并[2,3-c]吡啶化合物;解决方案：目标4,5,6,7-四氢噻吩并[2,3-c]吡啶该化合物由式（I）表示[R为H，甲基或卤原子; R1是低级烷基，环烷基，单或二（低级烷基）氨基，芳基，杂环基或被芳基或杂环基取代的低级烷基。 R 2为H或1-3C烷基; R3是可以具有芳基取代基的低级烷基，低级烷酰基，环烷基羰基或二（低级烷基）氨基] 。;版权：（C）2001，JPO
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