egfr in 1

EGFR-IN-1 hydrochloride is an irreversible and specific inhibitor of L858R/T790M mutant EGFR with 100-fold selectivity over wild-type EGFR. EGFR-IN-1 hydrochloride exhibits potent antitumor and antiproliferative activity in H1975 cells and the mutant HCC827 cells with IC50s of 4 and 28 nM, respectively.

EGFR/ErbB-2 inhibitor-1 is a selective ErbB2/HER2 inhibitor that effectively blocks ErbB2 and HER2 signaling.

EGFR mutant- in-1, A 5-methylpyrimidopyridone derivative are effective selective EGFRL858R/T790M/C797S mutant inhibitors with IC50 of 27.5 nM, which significantly weakened EGFRWT effect.

EGFR/BRAF-IN-1, a 2,3-dihydropyrazino[1,2-a]indole-1,4-dione derivative, is a potent inhibitor of EGFR/BRAF, inhibiting BRAFV600E (IC50:45 nM) and cancer cell proliferation (GI50=35 nM), with good antioxidant effect.

EGFR/BRAFV600E-IN-1 (Compound 23) is a potent dual inhibitor of EGFR (IC50: 0.08 μM) and BRAFV600E (IC50: 0.15 μM). EGFR/BRAFV600E-IN-1 exhibited anti-proliferative effects on A-549 (IC50: 1.2 μM), MCF-7 (IC50: 0.79 μM), Panc-1 (IC50: 1.3 μM), HT-29 (IC50: 1.23 μM).

EGFR kinase inhibitor 1 is a potent inhibitor of EGFR that acts on WT (IC50: 37 nM), l885R/T790M (IC50: 1.7 nM), and L858R/T790M/C797S (IC50>300 nM). EGFR kinase inhibitor 1 is capable of blocking the cell cycle in G0/G1 phase, inducing apoptosis, and showing an inhibitory effect on cell metastasis. EGFR kinase inhibitor 1 exhibits anti-proliferative and anti-tumor effects.

ALK/EGFR-IN-1 (Compound 8l) is a dual inhibitor targeting both ALK and EGFR, effectively blocking their phosphorylation. It demonstrates potent inhibition of ALK/EGFR mutants with IC50 values of 4.3 nM for EGFR L858R T790M in H1975 cells and 3.6 nM for EML4-ALK in BaF3 cells. This compound may be applicable in the research of non-small cell lung cancer (NSCLC) [1].

EGFR/C797S-IN-1 is a potent inhibitor targeting the EGFR-C797S mutation, demonstrated by its IC 50 value of 0.128 µM. This compound exhibits significant anti-proliferative and anti-tumor effects by inhibiting p-EGFR expression in a dose-dependent manner.

Mutated EGFR-IN-1 (Osimertinib analog) is a useful intermediate for the inhibitors design for mutated EGFR, such as L858R EGFR, Exonl9 deletion activating mutant, and T790M resistance mutant.

EGFR/CDK2-IN-1, an inhibitor of both EGFR and CDK2, demonstrates effective cytotoxicity towards MCF7 and HepG2 cells, suggesting its potential application in cancer research.

PROTAC PARP/EGFR ligand 1 is a potent compound utilized in the creation of dual PARP-EGFR degraders through Proteolytic Targeting Chimera (PROTAC) technology [1].

EGFR/HER2/TS-IN-1 are EGFR, HER2 and TS (Thymidylate synthase) inhibitors with IC50 values of 0.203, 0.088 and 0.168 μM, respectively, and have the ability to induce apoptosis (MCF7 cell death).

EGFR/HER2/DHFR-IN-1 is a highly selective and potent anticancer compound specifically targeting MCF-7 breast cancer cells. It acts as a multi-inhibitor, targeting the EGFR/HER2 kinase and DHFR enzymes, with IC50 values of 0.153 μM, 0.108 μM, and 0.291 μM, respectively. Its mechanism of action involves cell cycle arrest at the G1/S phase and induction of apoptosis in cells [1].

EGFR/CSC-IN-1 is a dual inhibitor targeting both the epidermal growth factor receptor (EGFR [IC50 10.52 nM]) and cancer stem cells (CSC), with potential applications in triple-negative breast cancer research.

EGFR-IN-1 TFA is an orally active and irreversible L858R/T790M mutant selective EGFR inhibitor. EGFR-IN-1 TFA potently inhibits Gefitinib-resistant EGFR L858R, T790M with 100-fold selectivity over wild-type EGFR . EGFR-IN-1 TFA displays strong antiproliferative activity against the H1975 cells and the first line mutant HCC827 cells. Antitumor activity [1] .

EGFR/HER2/CDK9-IN-1 (Compound 4) is a potent EGFR/HER2/CDK9 inhibitor with IC50 values of 90.17, 131.39 and 67.04 nM. EGFR/HER2/CDK9-IN-1 exhibits significant anti-tumour effects.

EGFR-IN-1, an orally active and irreversible selective inhibitor targeting L858R/T790M mutant EGFR, exhibits strong antiproliferative and antitumor activity, particularly against H1975 cells and first line mutant HCC827 cells. This compound potently inhibits Gefitinib-resistant EGFR L858R/T790M mutations with a 100-fold selectivity over the wild-type EGFR.

BI-4020 is a fourth-generation, orally active, and non-covalent inhibitor of EGFR tyrosine kinase. BI-4020 exhibits activity agains the triple mutant EGFR del19 T790M C797S variant (IC50=0.2 nM in BaF3 cell lines), the double mutant EGFR del19 T790M and primary mutant EGFR del19 (IC50=1 nM) and EGFR wt (IC50=190 nM). BI-4020 exhibits high kinome selectivity and good DMPK properties.

Nitroaspirin (NCX 4016) is a nitric oxide donor and a nitro-derivative of Aspirin, which combines with Nitroaspirin to inhibit cyclooxygenase. Nitroaspirin induces significant induction of cell cycle arrest and apoptosis in Cisplatin-resistant human ovarian cancer cells via down-regulation of EGFR/PI3K/STAT3 signaling and modulation of Bcl-2 family proteins. Nitroaspirin has antithrombotic and antiplatelet properties and acts as a direct and irreversible inhibitor of COX-1.

EGFR-IN-5 is a selective inhibitor of EGFR. The IC50s for EGFR, EGFR(L858R), EGFR(L858R/T790M), and EGFR(L858R/T790M/C797S) are 10.4, 1.1, 34, 7.2 nM, respectively.

SU11652 is a potent cell-permeable pyrrole-indolinone compound. SU11652 acts as an ATP-competitive tyrosine kinase receptor and angiogenic inhibitor with greater selectivity for PDGFR-β (PDGFRβ, IC50 = 3 nM), Flk-1 (VEGFR2, IC50 = 27 nM), FGFR1 (IC50= 170

Ensartinib (X-396) is a potent and dual ALK/MET inhibitor with IC50s of <0.4 nM and 0.74 nM, respectively. The ability of Ensartinib (X-396) to inhibit the growth of different cancer cell lines harboring ALK fusions or point mutations is tested. Ensartinib is potent in H3122 lung cancer cells harboring EML4-ALK E13;A20 (IC50: 15nM). Ensartinib is also potent in H2228 lung cancer cells harboring EML4-ALK E6a/b; A20 (IC50: 45 nM). Furthermore, X-376 is potent in SUDHL-1 lymphoma cells harboring NPM-ALK (IC50: 9 nM). X-376 also inhibits SY5Y neuroblastoma cells harboring ALK F1174L, MKN-45 gastric carcinoma cells harboring MET dependent, HepG2 cells and PC-9 lung cancer cell lines harboring EGFR exon 19 del with IC50s of 68 nM, 156 nM, 9.644 μM and 2.989 μM, respectively[1]. The effects of Ensartinib (X-396) in vivo against H3122 xenografts are examined. A pharmacokinetic study reveals that Ensartinib shows substantial bioavailability and moderate half-lives in vivo. Nude mice harboring H3122 xenografts are treated with Ensartinib at 25mg/kg bid. Ensartinib significantly delays the growth of tumors compared to vehicle alone. In the xenograft experiments, Ensartinib appears well-tolerated in vivo. Mouse weight is unaffected by Ensartinib treatment. Drug-treated mice appear healthy and do not display any signs of compound related toxicity. To further assess potential side effects of Ensartinib, additional systemic toxicity and toxico-kinetic studies are performed in Sprague Dawley (SD) rats. Following 10 days of repeated oral administration of Ensartinib at 20, 40, 80 mg/kg in SD rats, all animals survive to study termination. The no significant toxicity (NST) levels are determined to be 80mg/kg for Ensartinib. At NST levels, Ensartinib achieves an AUC of 66 μM×hr and a Cmax of 7.19 μM[1]. [1]. Lovly CM, et al. Insights into ALK-driven cancers revealed through development of novel ALK tyrosine kinaseinhibitors. Cancer Res. 2011 Jul 15;71(14):4920-31.

EGFR-IN-7 (TQB3804) is a selective and potent EGFR kinase inhibitor.

(-)-Epigallocatechin Gallate (EGCG) is an antioxidant polyphenol flavonoid that inhibits telomerase and DNA methyltransferase. (-)-Epigallocatechin Gallate (EGCG) blocks the activation of EGF receptors and HER-2 receptors. (-)-Epigallocatechin Gallate (EGCG) is a phenolic antioxidant found in a number of plants such as green and black tea. It inhibits cellular oxidation and prevents free radical damage to cells.

Erlotinib-13C6 (CP-358774-13C6) is a 13C-labeled Erlotinib. Erlotinib is a directly acting EGFR tyrosine kinase inhibitor, with an IC50 of 2 nM for human EGFR[1]. Erlotinib reduces EGFR autophosphorylation in intact tumor cells with an IC50 of 20 nM. Erlotinib is used for the treatment of non-small cell lung cancer[1].Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process[2]. [1]. Moyer JD, et al. Induction of apoptosis and cell cycle arrest by CP-358,774, an inhibitor of epidermal growth factor receptor tyrosine kinase. Cancer Res. 1997, 57(21), 4838-4848.[2]. Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019;53(2):211-216.

YS-363 is a potent, selective, and orally active inhibitor of the epidermal growth factor receptor (EGFR), exhibiting half-maximal inhibitory concentrations (IC50) of 0.96 nM for the wild-type EGFR and 0.67 nM for the L858R mutant variant. This compound has been shown to induce G0/G1 cell cycle arrest and apoptosis in targeted cells [1].

PROTAC EGFR degrader 8 (T-184) is a PROTAC that selectively degrades the epidermal growth factor receptor (EGFR) with a DC50 of 15.56 nM in HCC827 cells. It effectively inhibits the growth of various cell lines, including H1975, PC-9, and HCC827, with IC50 values of 7.72 nM, 121.9 nM, and 14.21 nM, respectively. This compound is primarily used for cancer research, particularly in the context of non-small cell lung cancer (NSCLC) [1].

Multi-kinase-IN-6 (compound 10e) is a multikinase inhibitor that effectively impedes the activity of TrkA, ALK2, c-KIT, EGFR, PIM1, CK2α, CHK1, and CDK2. It exhibits antiproliferative effects on MCF7, HCT116, and EKVX cancer cell lines with IC50s of 3.36 μM, 1.40 μM, and 3.49 μM, respectively. Furthermore, Multi-kinase-IN-6 induces cell cycle arrest at the G1/S and G1 phases in MCF7 and HCT116 cells, respectively, and triggers apoptosis effectively [1].

LM2I, a derivative of Spinosyn A (SPA), serves both as an argininosuccinate synthase (ASS1) enzyme activator and a tumor inhibitor through direct interaction with ASS1. It demonstrates notable antiproliferative effects across seven colorectal cancer cell lines and in colorectal cancer xenograft tumors. Furthermore, LM2I suppresses the growth of colorectal cancer cells by targeting the EGFR pathway [1].

EGFR-IN-90 (compound 34), an orally active EGFR inhibitor, demonstrates potent activity against EGFRL858R/T790M/C797S with an IC50 of 5.1 nM and effectively inhibits the proliferation of the H1975-TM cell line carrying EGFRL858R/T790M/C797S mutations with an IC50 of 0.05 μM. Additionally, EGFR-IN-90 suppresses tumor growth in the H1975-TM xenograft tumor model [1].

PROTAC EGFR degrader 6 is a potent PROTAC EGFR degrader that effectively reduces EGFR Del19 levels in HCC827 cells, exhibiting a DC50 of 45.2 nM. It notably promotes apoptosis and induces G1 phase arrest in HCC827 cells [1].

Modotuximab (Anti-Human EGFR Recombinant Antibody), an IgG1κ-type chimeric antibody, selectively binds to human EGFR protein. Incorporating elements from Futuximab, it targets two distinct, non-overlapping epitopes on EGFR, facilitating receptor cross-linking, subsequent cellular internalization, and degradation. This action confers Modotuximab's antitumor activity in vivo [1].

AAA is an antagonist of G protein-coupled receptor 75 (GPR75).1It increases basal GPR75 protein levels and inhibits 20-HETE-induced reductions in GPR75 protein levels in PC3 cells. AAA (5 and 10 μM) also reduces 20-HETE-induced phosphorylation of EGFR, NF-κB, and Akt in, and cell migration of, PC3 cells.In vivo, AAA (10 mg/kg per day) reduces systolic blood pressure, albuminuria, renal angiotensin II levels, and cardiac hypertrophy in a Cyp1a1-Ren-2 transgenic rat model of malignant hypertension when administered prior to induction or after establishment of hypertension.2 1.Cárdenas, S., Colombero, C., Panelo, L., et al.GPR75 receptor mediates 20-HETE-signaling and metastatic features of androgen-insensitive prostate cancer cellsBiochim. Biophys. Acta Mol. Cell Biol. Lipids1865(2)158573(2020) 2.Sedláková, L., Kikerlová, S., Husková, Z., et al.20-Hydroxyeicosatetraenoic acid antagonist attenuates the development of malignant hypertension and reverses it once established: a study in Cyp1a1-Ren-2 transgenic ratsBiosci. Rep.38(5)BSR20171496(2018)

PROTAC EGFR Degrader 3, a highly potent molecule, exhibits remarkable cellular activity against H1975 and HCC827 cells, maintaining high selectivity. It additionally reveals the lysosome's crucial role in the degradation mechanism of mutant EGFR [1].

HX103, an epidermal growth factor receptor (EGFR)-tyrosine kinase inhibitor (TKI)-based fluorogenic probe, exhibits selective inhibition towards various EGFR mutations, including EGFR 19 del, EGFR L858R, EGFR wild type, and EGFR T790M, with respective IC50 values of 1.3, 1.5, 4.0, and 977 nM. It is utilized for quantifying active-EGFR to foresee agent sensitivity in NSCLC (non-small cell lung cancer) patients harboring EGFR-activating mutations [1].

Os30 is a potent fourth-generation EGFR inhibitor, specifically targeting the EGFRC797S-TK mutation with IC50 values of 18 nM for EGFRDel19/T790M/C797S TK and 113 nM for EGFRL858R/T790M/C797S TK. It effectively suppresses EGFR phosphorylation, induces G1 phase arrest, and triggers apoptosis in KC-0116 (BaF3-EGFRDel19/T790M/C797S) cells. Moreover, Os30 demonstrates strong antitumor activity in non-small cell lung cancer (NSCLC) harboring the EGFmRC797S mutation [1].

EGFR/HER2/DHFR-IN-2 (Compound 4b) serves as an inhibitor for EGFR, HER2, and DHFR, with IC50 values of 0.248, 0.156, and 0.138 μM, respectively. It exhibits anticancer activity, displaying IC50 values of 9.14, 7.33, 14.18, 24.87, 20.07, and 6.16 μM in Hep G2, HeLa, HEp-2, HCT 116, PC-3, and MCF7 cancer cell lines, respectively. Additionally, EGFR/HER2/DHFR-IN-2 has been shown to reduce the growth of breast cancer tumors [1].

MS9449 is a potent PROTAC EGFR degrader, exhibiting dissociation constants (Kd) of 17 nM for EGFR WT and 10 nM for EGFR L858R. It effectively mediates the degradation of mutant EGFRs via both ubiquitin/proteasome system (UPS) and autophagy/lysosome pathways, and robustly suppresses the proliferation of NSCLC cells, indicating its potential utility in anticancer research [1].

Pericosine A is a fungal metabolite that has been found inP. byssoidesand has anticancer activity.1It inhibits the growth of a variety of cancer cells, including breast, colon, lung, ovary, stomach, and prostate cell lines (GI50s = 0.05-24.55 μM) and increases survival in a P388 mouse xenograft model when administered at a dose of 25 mg/kg. Pericosine A inhibits EGFR by 40 to 70% when used at a concentration of 100 μg/ml. It also reacts with organosulfur compounds in skunk spray to form stable thioethers as odorless products.2 1.Yamada, T., Iritani, M., Ohishi, H., et al.Pericosines, antitumour metabolites from the sea hare-derived fungus Periconia byssoides. Structures and biological activitiesOrg. Biomol. Chem.5(24)3979-3986(2007) 2.Du, L., Munteanu, C., King, J.B., et al.An electrophilic natural product provides a safe and robust odor neutralization approach to counteract malodorous organosulfur metabolites encountered in skunk sprayJ. Nat. Prod.82(7)1989-1999(2019)

ARI-1 is a receptor tyrosine kinase-like orphan receptor 1 (ROR1) inhibitor that binds to ROR1's extracellular Frizzled domain, effectively inhibiting aberrant ROR1 expression linked to non-small cell lung cancer (NSCLC) and EGFR-TKI-induced drug resistance. It modulates PI3K/AKT/mTOR signaling pathways in a ROR1-dependent manner and demonstrates potent inhibition of NSCLC cell proliferation and migration, exhibiting antitumor activity in vivo [1].

PROTAC EGFR degrader 7 (compound 13b) is a potent, selective CRBN-recruiting agent targeting EGFR L858R/T790M mutations with a DC50 of 13.2 nM. It effectively inhibits proliferation in NCI–H1975 cells with an IC50 of 46.82 nM and significantly triggers apoptosis and G2/M phase arrest in these cells. Demonstrating antitumor efficacy, PROTAC EGFR degrader 7 holds promise for non-small cell lung cancer (NSCLC) research [1].

EGFR/HER2/DHFR-IN-3 (compound 4c) serves as an efficacious dual inhibitor specifically targeting EGFR/HER2, exhibiting IC50 values of 0.138 μM for EGFR and 0.092 μM for HER2, respectively. Moreover, it demonstrates inhibition of DHFR with an IC50 of 0.193 μM. Notably, this compound induces cell cycle arrest in the S phase and triggers apoptosis in MCF7 breast cancer cells [1].

Serclutamab, a humanized chimeric monoclonal antibody of the IgG1-κ isotype, selectively targets the epidermal growth factor receptor (EGFR). It is primarily produced in Chinese Hamster Ovary (CHO) cells [1].

MS9427 is a potent PROTAC EGFR degrader, demonstrating high affinity for EGFR with dissociation constants (K d s) of 7.1 nM for the wild-type (WT) EGFR and 4.3 nM for the L858R mutant EGFR, indicating selective degradation of the mutant over the WT EGFR. This degradation occurs through both ubiquitin/proteasome system (UPS) and autophagy/lysosome pathways. Furthermore, MS9427 effectively inhibits the proliferation of non-small cell lung cancer (NSCLC) cells, positioning it as a potential therapeutic agent in anticancer research [1].

EGFR/CDK2-IN-4 (compound 4c) is a dual inhibitor targeting EGFR and CDK-2, demonstrating IC50 values of 89.6 nM for EGFR and 165.4 nM for CDK-2. It prompts apoptosis in MCF-7 cells and causes S phase cell cycle arrest, exhibiting substantial anti-cancer activity with an IC50 of 2.74 μM against MCF-7 cells [1].

EGFR-IN-82 (Compound 8a) is a potent, orally active inhibitor of EGFR, exhibiting IC50 values of 0.09 nM for EGFR L858R/T790M/C797S and 0.06 nM for EGFR Del19/T790M/C797S. It lacks significant inhibitory effects on EGFR WT. Demonstrating anti-proliferative properties, EGFR-IN-82 also inhibits tumor growth in nude mice, rendering it applicable in non-small cell lung cancer research [1].

EGFR-IN-78 (compound A5), a 2-aminopyrimidine derivative, serves as a reversible EGFR C797S-TK inhibitor and an apoptosis inducer. It exhibits anti-proliferative properties, impedes EGFR phosphorylation, and induces G2/M phase cell cycle arrest [1].

Gefitinib impurity 1 is a compound derived from Gefitinib, a potent and selective EGFR tyrosine kinase inhibitor (IC 50 = 33 nM). This orally active compound selectively inhibits tumor cell growth stimulated by EGF (IC 50 = 54 nM) and inhibits EGFR autophosphorylation induced by EGF in tumor cells. Additionally, Gefitinib induces autophagy and exhibits antitumor activity.

EGFR-IN-68 (Compound 8d) is a highly effective EGFR inhibitor, demonstrated by its potent inhibition activity with an IC50 value of 0.33 μM. It exhibits notable anticancer properties [1].

DP-C-4 is a Cereblon-based dual PROTAC for simultaneous degradation of EGFR and PARP[1]. DP-C-4 (1-50 μM; 24 hours) has degradation effects on EGFR and PARP simultaneously in a dose-dependent manner in SW1990 cells[1]. [1]. Mengzhu Zheng, et al. Rational Design and Synthesis of Novel Dual PROTACs for Simultaneous Degradation of EGFR and PARP. J Med Chem. 2021 May 26.