Wang Yuguang, Chackalamannil Samuel, Hu Zhiyong, Greenlee William J, Clader John, Boyle Craig D, Kaminski James J, Billard William, Binch Herbert, Crosby Gordon, Ruperto Vilma, Duffy Ruth A, Cohen-Williams Mary, Coffin Vicki L, Cox Kathleen A, Grotz Diane E, Lachowicz Jean E
Schering-Plough Research Institute, 2015 Galloping Hill Road, Kenilworth, New Jersey 07033, USA.
J Med Chem. 2002 Dec 5;45(25):5415-8. doi: 10.1021/jm0255163.
In search of a backup M(2) muscarinic receptor antagonist to the previously reported compound 1, we discovered compound (+)-14, which showed superior oral efficacy in animal models. The improvement of oral efficacy was achieved by modulating both the molecular weight and lipophilicity of the lead compounds.