JNJ-39758979

Description: JNJ-39758979 is a selective and high-affinity histamine H4 receptor antagonist (Kis: 12.5, 5.3, and 25 nM for human, mouse, and monkey histamine H4 receptor, respectively). JNJ-39758979 functionally antagonizes histamine-induced cAMP inhibition with a pA2 of 7.9 in transfected cells. Target: Histamine Receptor. Smiles: CC(C)c1cc(nc(N)n1)N1CC[C@@H](N)C1. References: Savall BM, et al. Discovery and SAR of 6-alkyl-2,4-diaminopyrimidines as histamine H? receptor antagonists. J Med Chem. 2014 Mar 27,57(6):2429-39.