Compound 23

mTOR inhibitor WYE-23 is a mTOR inhibitor, and IC50 is 0.45 nM. It is selective to PI3Kα and IC50 is 661 nM. mTOR inhibitor WYE-23 has antitumor activity[1][2].

[1] Nikola P. Pavletich et al. mTOR CRYSTALS AND MODULATORS. WO2014176281A1.2014-10-30.
[2] Zask A, et al. ATP-competitive inhibitors of the mammalian target of rapamycin: design and synthesis of highly potent and selective pyrazolopyrimidines. J Med Chem. 2009 Aug 27;52(16):5013-6. DOI:10.1021/jm900851f