1463510-35-1

1463510-35-1 structure
1463510-35-1 structure
  • Name: PKI-179 hydrochloride
  • Chemical Name: PKI-179 hydrochloride
  • CAS Number: 1463510-35-1
  • Molecular Formula: C25H29ClN8O3
  • Molecular Weight: 525.00
  • Catalog: Signaling Pathways PI3K/Akt/mTOR mTOR
  • Create Date: 2021-09-11 17:19:34
  • Modify Date: 2024-01-12 11:25:12
  • PKI-179 hydrochloride is a potent and orally active dual PI3K/mTOR inhibitor, with IC50s of 8 nM, 24 nM, 74 nM, 77 nM, and 0.42 nM for PI3K-α, PI3K-β, PI3K-γ, PI3K-δ and mTOR, respectively. PKI-179 hydrochloride also exhibits activity over E545K and H1047R, with IC50s of 14 nM and 11 nM, respectively. PKI-179 hydrochloride shows anti-tumor activity in vivo[1][2].

Name PKI-179 hydrochloride
Description PKI-179 hydrochloride is a potent and orally active dual PI3K/mTOR inhibitor, with IC50s of 8 nM, 24 nM, 74 nM, 77 nM, and 0.42 nM for PI3K-α, PI3K-β, PI3K-γ, PI3K-δ and mTOR, respectively. PKI-179 hydrochloride also exhibits activity over E545K and H1047R, with IC50s of 14 nM and 11 nM, respectively. PKI-179 hydrochloride shows anti-tumor activity in vivo[1][2].
Related Catalog
Target

mTOR:0.42 nM (IC50)

PI3Kα:8 nM (IC50)

PI3Kβ:24 nM (IC50)

PI3Kγ:74 nM (IC50)

PI3Kδ:77 nM (IC50)

E545K:14 nM (IC50)

H1047R:77 nM (IC50)

In Vitro PKI-179 inhibits the cell proliferation, with IC50s of 22 nM and 29 nM for MDA361 and PC3 cells, respectively[1]. PKI-179 shows inhibitory activity against a panel of 361 other kinases, hERG and cytochrome P450 (CYP) isoforms at concentrations up to >30 μM, but does have activity for CYP2C8 (IC50=3 μM)[1].
In Vivo PKI-179 (5-50 mg/kg; p.o. once daily for 40 days) inhibits the tumor growth and is well tolerated in nude mice bearing MDA-361 human breast cancer tumors[1]. PKI-179 (50 mg/kg; p.o.) results in good inhibition of PI3K signaling in nude mice bearing MDA361 tumor xenografts[1]. PKI-179 exhibits good oral bioavailability (98% in nude mouse, 46% in rat, 38% in monkey, and 61% in dog) and a high half-life (>60 min) [1]. Animal Model: Nude mice bearing MDA-361 human breast cancer tumors[1] Dosage: 5, 10, 25, 50 mg/kg Administration: I.p. every 3 days for 4 weeks Result: Exhibited pronounced tumor growth arrest when dosed above 10 mg/kg. No significant weight loss of tested animals was observed for all different dosages.
References

[1]. Venkatesan AM, et, al. PKI-179: an orally efficacious dual phosphatidylinositol-3-kinase (PI3K)/mammalian target of rapamycin (mTOR) inhibitor. Bioorg Med Chem Lett. 2010 Oct 1;20(19):5869-73.

[2]. Rehan M. A structural insight into the inhibitory mechanism of an orally active PI3K/mTOR dual inhibitor, PKI-179 using computational approaches. J Mol Graph Model. 2015 Nov;62:226-234.

Molecular Formula C25H29ClN8O3
Molecular Weight 525.00
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