Patent ID: 7105514
Filing Date: 2006-09-12
Classification: A61P,C07D

Abstract:
1. A process for preparing a compound of formula I: or a pharmaceutically acceptable salt thereof wherein R OR phenyl or heteroaryl, each of which phenyl or heteroaryl is unsubstituted or substituted with up to three groups independently selected from halogen, C phenoxy where the phenyl portion is unsubstituted or substituted with up to three groups independently selected from halogen, C a group of the formula  where R and Ar represents benzothiazolyl, where the benzo portion is unsubstituted or substituted by one of iodo, cyano, nitro, perfluoroethyl, trifluoroacetyl, or (C comprising and (ii) a protected acid of formula V where to produce a protected acid of Formula VII and