N-substituted pyrrolidine derivatives and process for preparing the same

摘要

PCT No. PCT/JP97/04306 Sec. 371 Date Jun. 2, 1999 Sec. 102(e) Date Jun. 2, 1999 PCT Filed Nov. 26, 1997 PCT Pub. No. WO98/24431 PCT Pub. Date Jun. 11, 1998Novel N-substituted pyrrolidine derivatives having a highly selective and potent antagonism against smooth muscle muscarine receptors and being useful for the treatment of irritable bowel syndrome and the like, characterized by being represented by general formula (1) wherein R represents a hydrogen atom, a halogen atom, or a lower alkoxy group and a process for preparing the same.