CAS 612847-09-3|AKT inhibitor VIII

Introduction:Basic information about CAS 612847-09-3|AKT inhibitor VIII, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameAKT inhibitor VIII
CAS Number612847-09-3Molecular Weight551.640
Density1.4±0.1 g/cm3Boiling Point/
Molecular FormulaC34H29N7OMelting Point242-245ºC (dec.)
MSDS/Flash Point/

Names

Name3-[1-[[4-(7-phenyl-3H-imidazo[4,5-g]quinoxalin-6-yl)phenyl]methyl]piperidin-4-yl]-1H-benzimidazol-2-one
SynonymMore Synonyms

AKT inhibitor VIII BiologicalActivity

DescriptionAKT inhibitor VIII is a cell-permeable quinoxaline compound that has been shown to potently, selectively, allosterically, and reversibly inhibit Akt1, Akt2, and Akt3 activity with IC50s of 58 nM, 210 nM, and 2119 nM, respectively.
Related CatalogSignaling Pathways >>PI3K/Akt/mTOR >>AktResearch Areas >>Cancer
Target

Akt1:58 nM (IC50)

Akt2:210 nM (IC50)

Akt3:2119 nM (IC50)

In VitroWhen LnCaP cells are pretreated with AKT inhibitor VIII and then incubated with TRAIL, a dramatic increase in caspase-3 activity (6-10-fold relative to control or TRAIL alone) is observed. This sensitization of tumor cell lines with AKT inhibitor VIII is not limited to LnCaP cells as similar apoptosis induction is observed in HT29, MCF7, and A2780 cells, among others, with chemosensitizers such as camptothecin, herceptin, and doxorubicin[1]. The furanodiene-induced decrease of p-Akt and Akt expressions is enhanced by the Akt inhibitor VIII pretreatment. Furthermore, the furanodiene-induced PARP cleavage is enhanced by Akt inhibitor VIII pretreatment. The Akt inhibitor VIII shows no effect on cleaved PARP expression but decreases the p-Akt and Akt expressions[2]. AKT inhibitor VIII decreases cell viability and increases phosphatidylserine (PS) translocation to the outer leaflet of the plasma membrane, DNA fragmentation, Caspase-9 cleavage, Caspase-3 activation and PARP proteolysis in hESC lines WA01 (H1) and WA09 (H9) and in a hiPSCs cell line generated in our laboratory (FN2.1)[3].
In VivoMice are dosed with AKT inhibitor VIII (50 mpk, 3 doses, ip, every 90 min) achieving plasma concentrations of 1.5-2.0 μM, and then the animals are tail vein injected with IGF to stimulate Akt phosphorylation. By IP Western, both basal and IGF stimulated Akt1 and Akt2 phosphorylation are inhibited in mouse lung, with no effect on Akt3 phosphorylation[1].
Cell AssayPSC are plated onto Matrigel coated 96-well plates at densities between 1×103-3×105 cells per well and grown until confluence. 24 hours post-treatments, 50 μg/well of activated 2,3-bis (2-methoxy-4-nitro-5-sulfophenyl)-5 [(phenylamino) carbonyl]-2 H-tetrazolium hydroxide(XTT) in PBS containing 0.3 μg/well of N-methyl dibenzopyrazine methyl sulfate (PMS) are added (final volume 100 μL) and incubated for 1-2 hours at 37°C. Cellular metabolic activity is determined spectrophotometrically at 450 nm.
References

[1]. Lindsley, et al. Allosteric Akt (PKB) inhibitors: discovery and SAR of isozyme selective inhibitors. Bioorg. Med. Chem. Lett. (2005), 15(3), 761-764.

[2]. Zhong Z, et al. Furanodiene, a Natural Product, Inhibits Breast Cancer Growth Both in vitro and in vivo. Cell Physiol Biochem. 2012;30(3):778-90. Epub 2012 Aug 2.

[3]. Leonardo Romorini, et al. AKT/GSK3β signaling pathway is critically involved in human pluripotent stem cell survival. Sci Rep. 2016; 6: 35660

Chemical & Physical Properties

Density1.4±0.1 g/cm3
Melting Point242-245ºC (dec.)
Molecular FormulaC34H29N7O
Molecular Weight551.640
Exact Mass551.243347
PSA95.49000
LogP5.10
Index of Refraction1.734
InChIKeyIWCQHVUQEFDRIW-UHFFFAOYSA-N
SMILESC1CN(CCC1N2C3=CC=CC=C3NC2=O)CC4=CC=C(C=C4)C5=C(N=C6C=C7C(=NC=N7)C=C6N5)C8=CC=CC=C8

Synonyms

2H-Benzimidazol-2-one, 1,3-dihydro-1-[1-[[4-(6-phenyl-1H-imidazo[4,5-g]quinoxalin-7-yl)phenyl]methyl]-4-piperidinyl]-
Akti-1/2
1,3-Dihydro-1-(1-((4-(6-phenyl-1H-imidazo[4,5-g]quinoxalin-7-yl)phenyl)methyl)-4-piperidinyl)-2H-benzimidazol-2-one
1-{1-[4-(7-phenyl-1H-imidazo[4,5-g]quinoxalin-6-yl)benzyl]piperidin-4-yl}-1,3-dihydro-2H-benzimidazol-2-one
Akt inhibitor VIII
1-{1-[4-(6-Phenyl-1H-imidazo[4,5-g]quinoxalin-7-yl)benzyl]-4-piperidinyl}-1,3-dihydro-2H-benzimidazol-2-one
imidazoquinoxaline 16h
Akt Inhibitor VIII,Isozyme-Selective,Akti-1/2
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