pi3kδ-in-1

PI3Kδ-IN-1 is an efficacious PI3Kδ inhibitor (IC50 of 1.7 nM).

PI3Kδ/BET-IN-1 (compound 10b) exhibits excellent and balanced activity against PI3Kδ (IC50= 112 nM) and BRD4-BD1 (IC50= 19 nM), while also demonstrating strong antiproliferative effects in DLBCL cells.

PI3Kδ/HDAC6-IN-1 (Compound 22E) is an orally active dual inhibitor of PI3Kδ and HDAC6, with IC50 values of 2.4 nM and 6.2 nM, respectively. It exhibits potent antiproliferative effects against non-Hodgkin's lymphoma (NHL) cells and demonstrates antitumor activity in vivo without significant toxicity. PI3Kδ/HDAC6-IN-1 induces cell cycle arrest at the G0/G1 phase and triggers apoptosis. Additionally, it inhibits the PI3K/AKT/mTOR signaling pathway and enhances the acetylation levels of α-tubulin and histone H3.

PI3Kδ/γ-IN-1 is a selective and efficacious inhibitor of PI3Kδ/γ, suitable for treating hematologic malignancies.

PI3Kδ-IN-12 (compound 13), a PI3Kδ inhibitor with a pIC50 of 5.8, exhibits differential binding affinities with pKi values of 8.0 for PI3Kδ, 6.5 for PI3Kγ, 6.4 for PI3Kβ, and 6.7 for PI3Kα. This compound is used in researching chronic respiratory conditions, including asthma and chronic obstructive pulmonary disease (COPD) [1].

PI3Kδ-IN-14 (Compound (S)-29), a selective PI3Kδ inhibitor with an IC50 of 0.8 nM and a Kd of 84.8 nM, targets the ATP-binding site within the kinase domain of PI3Kδ, exhibiting anti-inflammatory properties by impeding the PI3K/AKT pathway and alleviating acute lung injury (ALI) [1].

Se15, a selective PI3Kδ inhibitor, exhibits potency with an IC50 value of less than 0.1nM and is utilized in autoimmune research [1].

PI3Kδ-IN-17 (Compound S5) is a potent PI3K δ inhibitor with an IC50 value of 2.82 nM, significantly inhibiting SU-DHL-6 cell proliferation with an IC50 of 0.035 μM [1].

PI3Kδ-IN-10 is a highly potent and orally active PI3Kδ inhibitor (IC50 = 2 nM) that robustly suppresses the downstream AKT pathway to induce subsequent apoptosis in hepatocellular carcinoma models.

PI3Kδ-IN-11 is a potent and selective PI3Kδ inhibitor (IC50: 27.5 nM) that dose-dependently blocks PI3K/Akt pathway activity. PI3Kδ-IN-11 can be used in B- or T-cell-associated malignancy studies.

PI3Kδ-IN-16 is a selective and potent PI3Kδ inhibitor with anticancer and antiproliferative activity, induces cell cycle arrest and apoptosis.

PI3Kδ-IN-15 is a selective PI3Kδ inhibitor that inhibits PI3Kδ more than 30-fold more effectively than PI3Kγ, PI3Kβ, and PI3Kα.

PI3K-IN-1 (Voxtalisib Analogue) is a dual inhibitor of mTOR/PI3K, mostly for p110γ , also inhibits DNA-PK and mTOR.

PARP/PI3K-IN-1 is a novel dual poly (ADP-ribose) polymerase (PARP) and phosphatidylinositol 3-kinase (PI3K) dual inhibitor with anticancer, antitumour and antiproliferative activities for the study of breast, pancreatic and lung cancers.

PI3K/HDAC-IN-1 is a potent dual inhibitor of PI3K and HDAC, with IC50 values of 8.1 nM and 1.4 nM, respectively.

PI3Kδ-IN-22 (Compound 26) is a selective inhibitor of PI3Kδ with a pKi value of 9.3. It effectively inhibits the PI3Kδ-AKT signaling pathway in THP-1 cells, demonstrating a pIC50 of 9.4. Additionally, PI3Kδ-IN-22 exhibits favorable pharmacokinetic properties in rats.

PROTACPI3Kα degrader-1 is a PI3Kα-targeting PROTAC degrader (DC50= 0.08 μM) that demonstrates notable selectivity in degrading PI3Kα over the PI3Kβ, PI3Kγ, and PI3Kδ isoforms. It degrades PI3Kα effectively in a time- and concentration-dependent manner and significantly inhibits the phosphorylation of AKT at the Ser473 site. Additionally, PROTACPI3Kα degrader-1 exhibits significant in vivo anticancer efficacy in HGC-27 and DOHH2 xenograft models.

(S,R,S)-AHPC-Me-10-bromodecanoic acid is an E3 ligase ligand-linker conjugate composed of VHL ligand 2 and the linker 10-bromoheptanoic acid. This compound can be utilized in the synthesis of PROTACPI3Kδ degrader-1.

PROTACPI3Kδ degrader-1 is a covalent PI3Kδ-targeting PROTAC degrader that targets lysine, with a DC50 of 3.98 nM. It exhibits potent antiproliferative activity and selective PI3Kδ inhibition (IC50: 8 nM). Additionally, PROTACPI3Kδ degrader-1 effectively degrades p-AKT, induces cell cycle arrest in the G1 phase, and promotes apoptosis and autophagy. It also significantly suppresses tumor growth in the SU-DHL-6 xenograft mouse model.

(S)-PI3Kα-IN-4, a potent inhibitor of PI3Kα with an IC50 of 2.3 nM, demonstrates 38.3-, 4.25-, and 4.93-fold selectivity over PI3Kβ, PI3Kδ, and PI3Kγ, respectively, and is suitable for cancer research[1]. (S)-PI3Kα-IN-4 (compound 11) is a quinazolin-4(3H)-one derivative with 2-substituted-N-methylpropanamide substitution[1].

FD223 is a potent, selective phosphoinositide 3-kinase delta (PI3Kδ) inhibitor with a marked affinity (IC50=1 nM), demonstrating notable selectivity against other isoforms (IC50s: α=51 nM, β=29 nM, γ=37 nM). This compound effectively suppresses the proliferation of acute myeloid leukemia (AML) cell lines by inhibiting p-AKT Ser473, thereby inducing G1 phase cell cycle arrest. FD223 holds promise for leukemia research, particularly in AML[1].

DS-7423 is a dual PI3K and mTOR inhibitor, with IC50 values of 15.6 nM and 34.9 nM for PI3Kα and mTOR, respectively, and exhibits anti-tumor activity[1][2]. It increases TP53 expression, the level of p-TP53 on Ser-46, and induces apoptosis-related TP53 target genes (TP53AIP1 and PUMA) in OCCC cells[1]. DS-7423 also inhibits other isoforms of class I PI3K with IC50 values of 1,143 nM for PI3Kβ, 249 nM for PI3Kγ, and 262 nM for PI3Kδ[2]. [1]. Katsutoshi Oda, et al. Characterization of TP53 and PI3K signaling pathways as molecular targets in gynecologic malignancies. J Obstet Gynaecol Res. 2016 Jul;42(7):757-62. [2]. Tomoko Kashiyama, et al. Antitumor activity and induction of TP53-dependent apoptosis toward ovarian clear cell adenocarcinoma by the dual PI3K/mTOR inhibitor DS-7423. PLoS One. 2014 Feb 4;9(2):e87220.

PI3K/AKT-IN-1 is a dual PI3K and AKT inhibitor with anti-cancer activity. It inhibits PI3Kγ, PI3Kδ, and AKT, suppressing the PI3K/AKT pathway and inducing caspase 3-dependent apoptosis, suitable for cancer research.

PI3Kδ/γ-IN-3 (Compound 58) is an orally active dual inhibitor of PI3Kδ (IC50: 1 nM) and PI3Kγ (IC50: 16 nM), effective in inducing apoptosis of tumor cells and applicable to B-cell malignant tumor studies.