baf3

BI-2865 is a non-covalent pan-KRAS inhibitor.BI-2865 binds to KRAS WT, G12C, G12D, G12V, and G13D mutants with KD values of 6.9, 4.5, 32, 26, and 4.3 nM, respectively.BI-2865 showed antiproliferative activity in BaF3 cells expressing KRAS G12C, G12D, or G12V mutants. BI-2865 showed antiproliferative activity on BaF3 cells expressing KRAS G12C, G12D or G12V mutants with an average IC50 value of approximately 140 nM.

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.

NVP-BVU972 is a selective and potent Met inhibitor with IC50 of 14 nM.

FLT3-IN-23 (compound 15), a potent inhibitor of FMS-like tyrosine kinase 3 (FLT3), exhibits an IC 50 value of 7.42 nM and demonstrates antiproliferative effects against BaF3 cells harboring diverse FLT3-TKD and FLT3-ITD-TKD 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].

c-Kit-IN-3 D-tartrate is a potent and selective c-KIT kinase inhibitor (IC50s: 4 nM, 8 nM for c-KIT wt, and c-KIT T670I).

EGFR-IN-50 is a potent EGFR inhibitor targeting L858R resistance mutations, acting on TEL-EGFR-L858R-BaF3 and TEL-EGFR-T790M-L858R-BaF3 with GI50 values of 8 nM and 6.03 μM, respectively. EGFR-IN-50 exhibits anti-proliferative effects on cancer cells. .

Eltrombopag Olamine (Eltrombopag diethanolamine salt) is the orally active ethanolamine salt of eltrombopag, a small-molecule, nonpeptide thrombopoietin receptor agonist with megakaryopoiesis-stimulating activity. Eltrombopag binds to and stimulates the transmembrane domain of the platelet thrombopoietin receptor (TPO-R or CD110), a member of the hematopoietin receptor superfamily. Activation of TPO-R leads to the proliferation and differentiation of cells in the megakaryocytic lineage and an increase in platelet production.

FGFR4-IN-14 (Compound 27i) is a selective FGFR4 inhibitor with an IC50 of 2.4 nM, showing potent inhibition of cell proliferation in the V550L and N535K mutant strains. Specifically, it registers IC50 values of 21 nM against Huh7 cells, 2.5 nM against BaF3/ETV6-FGFR4-V550L cells, and 171 nM against BaF3/ETV6-FGFR4-N535K cells. Demonstrating significant antitumor efficacy in the Huh7 xenograft model, FGFR4-IN-14 is utilized in the research of hepatocellular carcinoma (HCC) [1].

ALK/EGFR-IN-3 is a dual ALK and EGFR inhibitor that demonstrates potent anti-proliferative effects on various cancer cell lines, including H1975, PC9, and Baf3-EML4-ALK, with respective IC50 values of 0.1360, 0.0332, and 0.0339 μM [1].

TRK-IN-24 (compound 10g) is a selective inhibitor of Trk receptors, effectively targeting TRKA, TRKC, and mutant forms TRKA G595R, TRKA G667C, and TRKA F589L, with IC50 values of 5.21, 4.51, 6.77, 1.42, and 6.13 nM, respectively. It demonstrates antitumor activity in BaF3-CD74-NTRK1 G595R and BaF3-CD74-NTRK1 G667C xenograft models and inhibits the proliferation of Ba/F3 cells expressing single mutants SF, GK, and xDFG, with an IC50 range of 1.43-47.56 nM [1].

Axl-IN-8 (NO.1) is a potent inhibitor of AXL (IC50<1 nM) and also inhibits c-MET (IC50: 1-10 nM). : 120.3 nM).

EGFR-IN-23, identified as compound 8 in WO2021244502A1, is a potent EGFR tyrosine kinase inhibitor (TKI) demonstrating an inhibitory concentration (IC50) of 8.05 nM against the BaF3/EGFR-DEL19/T790M/C797S cell line.

EGFR-IN-25, an efficacious EGFR inhibitor, demonstrates IC50 values of 9 nM for BaF3 cells (EGFR DEL19/T790M/C797S) and 60 nM for A431 cells (WT), respectively.

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].

c-Kit-IN-3 hydrochloride is a potent and selective c-KIT kinase inhibitor (IC50s: 4 nM, 8 nM for c-KIT wt, and c-KIT T670I).

Acrizanib (LHA510) is a VEGFR-2 inhibitor, with an IC50 of 17.4 nM for BaF3-VEGFR-2.

Eltrombopag (SB-497115-GR), an orally active thrombopoietin receptor agonist with megakaryopoiesis stimulating activity, binds to and stimulates the platelet thrombopoietin receptor (TPO-R or CD110).

SCH-336 is a CB2 receptor agonist (Ki-1.8 nM, EC50-2 nM) with effective, selective, and oral activity. SCH-336 is also bioactive against CB1 receptor, and is 100 times more selective to CB2 receptor than CB1. SCH-336 reduced the binding of guanosine 5' -3-o -(sulfur) triphosphate to the membrane containing hCB, inhibited BaF3/CB2 cell migration, inhibited leukocyte migration in mouse delayed hypersensitivity models, and inhibited antigen-induced pulmonary eosinophilia in mouse allergy models.

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, demonstrating IC50s of 0.0034, 0.0065, and 0.0018 μM, respectively [1].

c-Kit-IN-3 tartrate is a potent and selective c-KIT kinase inhibitor (IC50s: 4 nM, 8 nM for c-KIT wt, and c-KIT T670I).