TGF-βRI inhibitor 3 (Compound 9ac) is a selective TGF-β inhibitor. TGF-βRI inhibitor 3 can effectively inhibit the TGF-β signaling pathway. TGF-βRI inhibitor 3 has IC50 values of 13 μM and 0.63 μM for c-Src kinase and ALK5 kinase, respectively[1].
References
[1] Shimizu T, et al. Synthesis and evaluation of [2-(4-quinolyloxy)phenyl]methanone derivatives: novel selective inhibitors of transforming growth factor-beta kinase. J Med Chem. 2008 Jun 12;51(11):3326-9. DOI:10.1021/jm701626z