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1448237-05-5

1448237-05-5 structure
1448237-05-5 structure
  • Name: Naquotinib mesylate
  • Chemical Name: Naquotinib mesylate
  • CAS Number: 1448237-05-5
  • Molecular Formula: C31H46N8O6S
  • Molecular Weight: 658.812
  • Catalog: Research Areas Cancer
  • Create Date: 2018-04-04 06:51:56
  • Modify Date: 2024-01-03 14:12:37
  • Naquotinib mesylate (ASP8273) is an orally available, mutant-selective and irreversible EGFR inhibitor; with IC50s of 8-33 nM toward EGFR mutants and 230 nM for EGFR.

Name Naquotinib mesylate
Synonyms 6-Ethyl-3-{4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]anilino}-5-{[(3R)-1-(prop-2-enoyl)pyrrolidin-3-yl]oxy}pyrazine-2-carboxamide monomethanesulfonate
6-ethyl-3-({4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl}amino)-5-{[(3R)-1-(1-oxoprop-2-en-1-yl)pyrrolidin-3-yl]oxy}pyrazine-2-carboxamide monomethanesulfonate
UNII-12T09LV21O
5-{[(3R)-1-Acryloyl-3-pyrrolidinyl]oxy}-6-ethyl-3-({4-[4-(4-methyl-1-piperazinyl)-1-piperidinyl]phenyl}amino)-2-pyrazinecarboxamide methanesulfonate (1:1)
ASP8273 mesilate
Naquotinib mesilate
Naquotinib mesylate
2-Pyrazinecarboxamide, 6-ethyl-3-[[4-[4-(4-methyl-1-piperazinyl)-1-piperidinyl]phenyl]amino]-5-[[(3R)-1-(1-oxo-2-propen-1-yl)-3-pyrrolidinyl]oxy]-, methanesulfonate (1:1)
12T09LV21O
Naquotinib (mesylate)
Description Naquotinib mesylate (ASP8273) is an orally available, mutant-selective and irreversible EGFR inhibitor; with IC50s of 8-33 nM toward EGFR mutants and 230 nM for EGFR.
Related Catalog
Target

EGFRL858R/T790M

EGFRL858R

EGFRExon 19 deletion

EGFRExon 19 deletion/T790M

EGFR:230 nM (IC50)

In Vitro In assays using endogenously EGFR-dependent cells, Naquotinib inhibits the growth of PC-9(del ex19), HCC827(del ex19), NCI-H1975(del ex19/T790M) and PC-9ER(del ex19/T790M) with IC50s of 8-33 nM[1]. Naquotinib selectively inhibits phosphorylation of EGFR and its down-stream signal pathway, ERK and Akt from 10nM in HCC827 and NCI-H1975 while inhibitory effects are only detected at 1000nM in A431.In NCI-H1650 (del ex19), Naquotinib inhibits cell growth with an IC50 value of 70nM while other EGFR-TKIs are only partially effective[2].
In Vivo Oral Naquotinib treatment dose dependently induces tumor regression in NCI-H1975 (L858R/T790M), HCC827 (del ex19) and PC-9 (del ex19) xenograft models. Dosing schedules does not affect the efficacy of Naquotinib. In an NCI-H1975 xenograft model, complete regression of tumor is achieved after 14-days of Naquotinib treatment. Complete regression is maintained in 50% of mice more than 85 days after cessation of Naquotinib treatment[2].
References

[1]. Sakagami H, et al. ASP8273, a novel mutant-selective irreversible EGFR inhibitor, inhibits growth of non-small cell lung cancer (NSCLC) cells with EGFR activating and T790M resistance mutations. [abstract]. In: Proceedings of the 105th Annual Meeting of the American Association for Cancer Research; 2014 Apr 5-9; San Diego, CA. Philadelphia (PA): AACR; Cancer Res 2014;74(19 Suppl):Abstract nr 1728. doi:10.1158/1538-7445.AM2014-1728

[2]. Konagai S, et al. ASP8273 selectively inhibits mutant EGFR signal pathway and induces tumor shrinkage in EGFR mutated tumor models. [abstract]. In: Proceedings of the 106th Annual Meeting of the American Association for Cancer Research; 2015 Apr 18-22; Philadelphia, PA. Philadelphia (PA): AACR; Cancer Res 2015;75(15 Suppl):Abstract nr 2586. doi:10.1158/1538-7445.AM2015-2586

Molecular Formula C31H46N8O6S
Molecular Weight 658.812
Exact Mass 658.326111
Storage condition 2-8℃