CAS 908305-13-5|Epertinib

Introduction:Basic information about CAS 908305-13-5|Epertinib, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameEpertinib
CAS Number908305-13-5Molecular Weight560.018
Density1.3±0.1 g/cm3Boiling Point701.5±70.0 °C at 760 mmHg
Molecular FormulaC30H27ClFN5O3Melting Point/
MSDS/Flash Point378.0±35.7 °C

Names

NameEpertinib
SynonymMore Synonyms

Epertinib BiologicalActivity

DescriptionEpertinib is a potent, oral, reversible, and selective tyrosine kinase inhibitor of EGFR, HER2 and HER4, with IC50s of 1.48 nM, 7.15 nM and 2.49 nM, respectively; Epertinib shows potent antitumor activity.
Related CatalogResearch Areas >>Cancer
Target

EGFR:1.48 nM (IC50)

HER2:2.49 nM (IC50)

HER4:7.15 nM (IC50)

In VitroEpertinib (S-222611) is a potent, oral, reversible, and selective tyrosine kinase inhibitor of EGFR, HER2 and HER4, with IC50s of 1.48 nM, 7.15 nM and 2.49 nM, respectively, and shows no effect on KDR, IGF1R, SRC, KIT, and PDGFRβ (IC50, >10000 nM). Epertinib inhibits relative phosphorylation of EGFR and HER2 in NCI-N87 cells, with IC50s of 4.5 and 1.6 nM, respectively. Furthermore, Epertinib exhibits inhibitory activity against the growth of cancer cell lines expressing EGFR and/or HER2, with IC50s of 8.3 nM (NCI-N87 (stomach)), 9.9 nM (BT-474 (breast)), and 14 nM (SK-BR-3 (breast))[1]. Epertinib also inhibits MDA-MB-361 cell growth, with an IC50 of 26.5 nM[2].
In VivoEpertinib shows antitumor activity in nude mice bearing NCI-N87 xenograft via oral administration for 21 days, with an ED50 of 10.2 mg/kg. Epertinib (50 mg/kg, p.o.) is four times more potent activity than lapatinib and completely inhibits the growth of cancer cells in mice[1]. Epertinib (50 mg/kg, p.o.) markedly reduces the brain tumor volume in the breast cancer intraventricular injection mouse brain metastasis model (IVM)[2].
References

[1]. Tanaka H, et al. Preclinical antitumor activity of S-222611, an oral reversible tyrosine kinase inhibitor of epidermal growth factor receptor and human epidermal growth factor receptor 2. Cancer Sci. 2014 Aug;105(8):1040-8.

[2]. Tanaka Y, et al. Distribution analysis of epertinib in brain metastasis of HER2-positive breast cancer by imaging mass spectrometry and prospect for antitumor activity. Sci Rep. 2018 Jan 10;8(1):343.

Chemical & Physical Properties

Density1.3±0.1 g/cm3
Boiling Point701.5±70.0 °C at 760 mmHg
Molecular FormulaC30H27ClFN5O3
Molecular Weight560.018
Flash Point378.0±35.7 °C
Exact Mass559.178650
LogP6.09
Vapour Pressure0.0±2.2 mmHg at 25°C
Index of Refraction1.630
InChIKeyIBCIAMOTBDGBJN-NRLRZRKLSA-N
SMILESCC#CC(=NOCC1COCCN1)c1ccc2ncnc(Nc3ccc(OCc4cccc(F)c4)c(Cl)c3)c2c1

Synonyms

N-{3-Chloro-4-[(3-fluorobenzyl)oxy]phenyl}-6-{(1Z)-N-[(3R)-3-morpholinylmethoxy]-2-butynimidoyl}-4-quinazolinamine
2-Butyn-1-one, 1-[4-[[3-chloro-4-[(3-fluorophenyl)methoxy]phenyl]amino]-6-quinazolinyl]-, O-[(3R)-3-morpholinylmethyl]oxime, (1Z)-
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