Identification and SAR of novel diaminopyrimidines. Part 1: The discovery of RO-4, a dual P2X(3)/P2X(2/3) antagonist for the treatment of pain.

Abstract:

:P2X purinoceptors are ligand-gated ion channels whose endogenous ligand is ATP. Both the P2X(3) and P2X(2/3) receptor subtypes have been shown to play an important role in the regulation of sensory function and dual P2X(3)/P2X(2/3) antagonists offer significant potential for the treatment of pain. A high-throughput screen of the Roche compound collection resulted in the identification of a novel series of diaminopyrimidines; subsequent optimization resulted in the discovery of RO-4, a potent, selective and drug-like dual P2X(3)/P2X(2/3) antagonist.

journal_name

Bioorg Med Chem Lett

authors

Carter DS,Alam M,Cai H,Dillon MP,Ford AP,Gever JR,Jahangir A,Lin C,Moore AG,Wagner PJ,Zhai Y

doi

10.1016/j.bmcl.2009.02.003

subject

Has Abstract

pub_date

2009-03-15 00:00:00

pages

1628-31

issue

6

eissn

0960-894X

issn

1464-3405

pii

S0960-894X(09)00145-0

journal_volume

19

pub_type

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