Patent ID: 6875759
Filing Date: 2005-04-05
Classification: C07D

Abstract:
1. A compound of formula I: wherein, R R R R R where R 1 , R 2 , R 4 , R 5 , R 6 and R 7 are defined above; and R where R 1 , R 2 , R 4 , R 5 , R 6 and R 7 are defined above; k is 0 or 1 and X is a (C 1-6 )alkylene group, which is optionally substituted by one or more substituents independently selected from the group consisting of (a) halogen, hydroxy, cyano, amino, nitro, acylamido, thiol, azido, formyl, carboxy, carbonylamido and (b) aryl, fused aryl, carbocyclic, heterocyclic, heteroaryl, alkyl, alkenyl, alkynyl, arylalkyl, arylalkenyl, arylalkynyl, heteroarylalkyl, heteroarylalkenyl, heteroarylalkynyl, carbocycloalkyl heterocycloalkyl, acyloxy, alkoxy, alklythiol, alkoxyalkyl and alkylthioalkyl, each of which is optionally substituted by one or more substituents independently selected from the group consisting of halogen, hydroxy, cyano, methoxy, amino, nitro, acylamido, thiol, azido, formyl, carboxy and carbonylamido; with the proviso that (a) when R the pharmaceutically acceptable salts or esters thereof.