The present invention relates to synthetic studies of a novel thiophenediamine derivative having a urea structure and to finding pharmaceutical actions thereof. The present invention provides a compound represented by the following general formula (1) or a salt thereof. In the formula (1), R
1
and R
2
are the same or different and represent a hydrogen atom, a lower alkyl group which may have a substituent, etc. R
3
represents a hydroxy group, a lower alkoxy group which may have a substituent, a lower cycloalkyloxy group which may have a substituent, etc. R
4
and R
5
are the same or different and represent a halogen atom, a lower alkyl group, a hydroxy group, etc. X represents a lower alkylene group which may have a substituent, etc. Y represents a single bond or a lower alkylene group which may have a substituent, etc. W
1
-W
2
represents N—CH, CH—N, etc. and l and m are the same or different and represent 0, 1, etc.
本发明涉及一种具有
脲结构的新型
噻吩二胺衍
生物的合成研究及其药理作用的发现。本发明提供了由下列通式(1)表示的化合物或其盐。在公式(1)中,R1和R2相同或不同,表示
氢原子,可能有取代基的低
碳基等。R3表示羟基,可能有取代基的低烷
氧基,可能有取代基的低
环烷氧基等。R4和R5相同或不同,表示卤素原子,低
碳基,羟基等。X表示可能有取代基的低
碳基亚烷基等。Y表示单键或可能有取代基的低
碳基亚烷基等。W1-W2表示N-CH,CH-N等,l和m相同或不同,表示0,1等。