Thiophenyl triazol-3-one derivatives as smooth muscle relaxants
申请人:——
公开号:US20030144333A1
公开(公告)日:2003-07-31
The present invention provides novel [1,2,4]triazole-3-one derivatives having the general formula (I)
1
wherein:
Q is
2
and R
1
, R
2
, R
3
, R
4
, R
5
and R
6
are as defined herein or a nontoxic pharmaceutically acceptable salt or solvate thereof which are smooth muscle relaxants and useful in treating disorders responsive to relaxation of smooth muscle such as asthma, irritable bowel syndrome, male erectile dysfunction and urinary incontinence.
Die Anwendung des Bioisosterieprinzips auf den Arzneistoff Cyclandelat (Spasmocyclon®, Natil®) hatte zur Herstellung heteroanaloger Ester geführt; die pharmakologische Prüfung zweier Verbindungen, die wie Cyclandelat Diastereomerengemische waren, ergab einen schwachen calcium‐antagonistischen Effekt1).