h1975

Osimertinib (AZD-9291) is an EGFR third-generation inhibitor that inhibits the T790M resistance mutation produced by second-generation EGFR inhibitors with irreversible and oral activity. Osimertinib has antitumor activity for the treatment of EGFR-mutated non-small-cell lung cancer.

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

OTUB1 USP8-IN-1 is a potent OTUB1 USP8 inhibitor with potential anticancer activity, demonstrating IC50 values of 0.17 nM for OTUB1 and 0.28 nM for USP8. OTUB1 USP8-IN-1 can be used in the study of non-small-cell lung cancer.

PF-06459988 is a novel, effective, orally active, irreversible, and selective epidermal growth factor receptor (EGFR) mutant inhibitor. PF-06459988 has high efficiency and high affinity for EGFRs double mutants containing T790M, and has minimal activity against WT EGFR. PF-06459988 makes a candidate drug for the treatment of cancer.

Osimertinib mesylate (AZD-9291 mesylate) is an EGFR third-generation inhibitor that inhibits the T790M resistance mutation produced by second-generation EGFR inhibitors with irreversible and oral activity. Osimertinib mesylate has antitumor activity for the treatment of EGFR-mutated non-small-cell lung cancer.

Afatinib Dimaleate (BIBW 2992MA2) is an orally bioavailable anilino-quinazoline derivative and inhibitor of the receptor tyrosine kinase (RTK) epidermal growth factor receptor (ErbB; EGFR) family, with antineoplastic activity.

Erlotinib (NSC-718781) is an EGFR inhibitor (IC50: 2 nM). It is used for the treatment of non-small cell lung cancer.

Afatinib (BIBW 2992) is an irreversible inhibitor of the EGFR family (EGFR-wt, EGFR-L858R, EGFR-L858R T790M, and HER2) with IC50s of 0.5 nM, 0.4 nM, 10 nM, and 14 nM, respectively.

Zipalertinib (TAS6417, CLN-081) is a novel, highly potent, orally active covalent EGFR tyrosine kinase inhibitor that uniquely binds to the ATP binding site of the EGFR hinge region with an IC50 value of 1.1-8.0 nM.

EGFR-IN-117 (Compound 8h) exhibits inhibitory activity against EGFR mutations, specifically targeting the tumor environment and inducing apoptosis in cancer cells. This compound effectively inhibits the proliferation of H1975, PC-9, and mutant EGFR cells including BaF3-EGFRL858R T790M C797S and BaF3–C797S Del19 T790M, with IC50 values of 13 nM, 19 nM, 1.2 nM, and 1.3 nM respectively. Additionally, EGFR-IN-117 demonstrates anti-tumor activity in mouse models.

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 4 is a potent molecule designed to target and degrade mutant EGFR, effectively inducing degradation of EGFR del19 and EGFR L858R T790M with DC50 values of 0.51 nM and 126 nM, respectively. It significantly inhibits the growth of HCC827 and H1975 cell lines, demonstrating IC50 values of 0.83 nM and 203.1 nM, respectively. The induced degradation of EGFR by this compound is associated with autophagy [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, and inhibits the growth of cell lines H1975, PC-9, and HCC827 with IC50 values of 7.72 nM, 121.9 nM, and 14.21 nM, respectively. This compound is used primarily for cancer research, particularly in the context of non-small cell lung cancer (NSCLC) [1].

HDAC6 HSP90-IN-1 is a potent and selective dual inhibitor of HDAC6 (IC50: 4.3 nM) and HSP90 (IC50: 46.8 nM).HDAC6 HSP90-IN-1 downregulates PD-L1 expression in INF-γ-treated H1975 lung cancer cells.HDAC6 HSP90-IN-1 exhibits tumor growth inhibition in H1975 xenograft mice.HDAC6 HSP90-IN-1 is a potent and selective dual inhibitor of HDAC6 (IC50: 4.3 nM) and HSP90 (IC50: 46.8 nM). 1 exhibited tumor growth inhibition in H1975 xenograft mice.

WZ8040 is a novel mutant-selective irreversible EGFRT790M inhibitor, does not inhibit ERBB2 phosphorylation (T798I).

Panitumumab is a fully human IgG2 monoclonal antibody targeting the epidermal growth factor receptor EGFR).

Rezivertinib (BPI-7711) is an orally available, selective and potent inhibitor of tyrosine kinase (EGFR) with antitumor activity for central nervous system disorders.

Flavokawain 1i, a derivative of chalcones flavokawain A, flavokawain B, and flavokawain C, exhibits anticancer and antiviral properties. At a concentration of 30 µM, it suppresses the growth of gefitinib-resistant H1975 non-small cell lung cancer (NSCLC) cells by 36% and modulates the protein expression by reducing the levels of heat shock protein 90 (Hsp90) client proteins, including EGFR, c-Met, HER2, Akt, and cyclin-dependent kinase 4 (Cdk4), while increasing the levels of Hsp70, indicative of Hsp90 inhibition. Additionally, intramuscular injection of flavokawain 1i lowers viral loads in pigs afflicted with porcine reproductive and respiratory syndrome virus (PRRSV).

Antiproliferative Agent-34 (Compound A14), a multitarget kinase inhibitor, demonstrates IC50 values of 177 nM for EGFR L858R T790M and 1567 nM for EGFR WT. Additionally, it inhibits JAK2, ROS1, FLT3, FLT4, and PDGFRα with respective IC50s of 30.93 nM, 106.90 nM, 108.00 nM, 226.60 nM, and 42.53 nM. In normoxic conditions, it suppresses the proliferation of H1975 and HCC827 cells with IC50 values below 40 nM, while under hypoxic conditions, its potency increases 4-6 fold, yielding IC50 values less than 10 nM [1].

ALK EGFR-IN-2 is a potent dual inhibitor targeting ALK and EGFR, promoting apoptosis and G0 G1 cell cycle arrest in cancer cells. It effectively suppresses proliferation in H1975, PC9, and Baf3-EML4-ALK cancer cell lines, with IC50s of 0.0034, 0.0065, and 0.0018 μM, respectively [1].

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].

Olmutinib (HM61713, BI 1482694) is an orally available small molecule, a mutant-selective inhibitor of epidermal growth factor receptor (EGFR) with potential antineoplastic activity. Olmutinib binds to and inhibits mutant forms of EGFR, thereby leading to cell death of EGFR-expressing tumor cells. As this agent is selective towards mutant forms of EGFR, its toxicity profile may be reduced as compared to non-selective EGFR inhibitors which also inhibit the EGFR wild-type form.

DM-CO-(CH2)5-SMe, derived from an antibody-drug conjugate (ADC) metabolite, serves as an anticancer agent with demonstrated cytotoxicity against H1703, H1975, COLO704, and Colo720E cells [1].

EGFR-IN-139 (compound PD 18) is an EGFR inhibitor with IC50 values of 12.88 nM (wild type), 10.84 nM (L858R T790M), and 42.68 nM (L858R T790M C797S). It demonstrates significant anticancer activity against the A549 and H1975 cancer cell lines, which express high levels of EGFR. EGFR-IN-139 exhibits strong selectivity for cancer cells and can be utilized in research on non-small cell lung cancer (NSCLC).