p110α Selective Inhibitors

Catalog No. Product Name Information Selective / Pan IC50 / Ki
S8157 GDC-0326

GDC-0326 is a potent and selective inhibitor of PI3Kα with Ki value of 0.2 nM; remarkably selective over the other class I isoforms in enzymatic assays.

Selective PI3Kα, Ki: 0.2 nM
S2628 Gedatolisib (PKI-587)

Gedatolisib (PF-05212384, PKI-587) is a highly potent dual inhibitor of PI3Kα, PI3Kγ and mTOR with IC50 of 0.4 nM, 5.4 nM and 1.6 nM in cell-free assays, respectively. Phase 2.

Selective PI3Kα, IC50: 0.4 nM
S7356 HS-173

HS-173 is a potent PI3Kα inhibitor with IC50 of 0.8 nM.

Selective PI3Kα , IC50: 0.8 nM
S6516 GNE-477

GNE-477 is a potent and efficacious dual PI3K/mTOR inhibitor with an IC50 of 4 nM for PI3Kα and Kiapp of 21 nM for mTOR.

Selective PI3Kα, IC50: 4 nM
S2814 Alpelisib (BYL719)

Alpelisib (BYL719) is a potent and selective PI3Kα inhibitor with IC50 of 5 nM in a cell-free assay, and minimal effect on PI3Kβ/γ/δ. Phase 2.

Selective PI3Kα, IC50: 5 nM
S1205 PIK-75 HCl

PIK-75 HCl is a p110α inhibitor with IC50 of 5.8 nM (200-fold more potently than p110β), isoform-specific mutants at Ser773, and also potently inhibits DNA-PK with IC50 of 2 nM in cell-free assays.

Selective p110α, IC50: 5.8 nM
S8581 Serabelisib (TAK-117)

Serabelisib (TAK-117, INK-1117, MLN-1117) is a potent and selective oral PI3Kα isoform inhibitor (IC50 of 21 nmol/L against PI3Kα) that has demonstrated > 100-fold selectivity relative to other class I PI3K family members (PI3Kβ/γ/δ) and mTOR, and a high degree of selectivity against many other kinase.

Selective PI3Kα, IC50: 21 nM
S2636 A66

A66 is a potent and specific p110α inhibitor with IC50 of 32 nM in a cell-free assay, >100 fold selectivity for p110α over other class-I PI3K isoforms.

Selective p110α, IC50: 32 nM
S8696 2-D08

2-D08 (2',3',4'-trihydroxy flavone) is a cell permeable, mechanistically unique inhibitor of protein sumoylation. It is also inhibits Axl, IRAK4, ROS1, MLK4, GSK3β, RET (c-RET), KDR and PI3Kα with IC50 values of 0.49, 3.9, 5.3, 9.8, 11, 11, 17 and 35 nM respectively in biochemical assays.

Selective PI3Kα, IC50: 35 nM
S1219 YM201636

YM201636 is a selective PIKfyve inhibitor with IC50 of 33 nM, less potent to p110α and insensitive to Fabl (yeast orthologue). YM-201636 suppresses the growth of liver cancer via the induction of autophagy.

Selective p110α, IC50: 3.3 μM
S2658 Omipalisib (GSK2126458)

Omipalisib (GSK2126458, GSK458) is a highly selective and potent inhibitor of p110α/β/δ/γ, mTORC1/2 with Ki of 0.019 nM/0.13 nM/0.024 nM/0.06 nM and 0.18 nM/0.3 nM in cell-free assays, respectively. Omipalisib induces autophagy. Phase 1.

Pan p110α, Ki: 0.019 nM
S7103 Taselisib (GDC 0032)

Taselisib (GDC 0032, RG7604) is a potent, next-generation β isoform-sparing PI3K inhibitor targeting PI3Kα/δ/γ with Ki of 0.29 nM/0.12 nM/0.97nM, >10 fold selective over PI3Kβ.

Pan PI3Kα, Ki: 0.29 nM
S1360 GSK1059615

GSK1059615 is a dual inhibitor of PI3Kα/β/δ/γ (reversible) and mTOR with IC50 of 0.4 nM/0.6 nM/2 nM/5 nM and 12 nM, respectively. Phase 1.

Pan PI3Kα, IC50: 0.4 nM
S2802 Copanlisib (BAY 80-6946)

Copanlisib (BAY 80-6946) is a potent pan-class I PI3K with IC50 of 0.5, 3.7, 6.4, and 0.7 nM in cell-free assays for PI3Kα/β/γ/δ , respectively. Phase 3.

Pan PI3Kα, IC50: 0.5 nM
S8738 Bimiralisib (PQR309)

Bimiralisib (PQR309) is a novel brain-penetrant dual PI3K/mTOR inhibitor with in vitro and in vivo antilymphoma activity. It displays excellent selectivity versus PI3K-related lipid kinases, protein kinases and unrelated targets.

Pan PI3Kα, Kd: 1.5 nM
S2743 PF-04691502

PF-04691502 (PF4691502) is an ATP-competitive PI3K(α/β/δ/γ)/mTOR dual inhibitor with Ki of 1.8 nM/2.1 nM/1.6 nM/1.9 nM and 16 nM in cell-free assays, little activity against either Vps34, AKT, PDK1, p70S6K, MEK, ERK, p38, or JNK. PF-04691502 induces apoptosis. Phase 2.

Pan PI3Kα, Ki: 1.8 nM
S1038 PI-103

PI-103 is a multi-targeted PI3K inhibitor for p110α/β/δ/γ with IC50 of 2 nM/3 nM/3 nM/15 nM in cell-free assays, less potent to mTOR/DNA-PK with IC50 of 30 nM/23 nM. PI-103 induces apoptosis in murine T-cell Lymphoma.

Pan p110α, IC50: 2 nM
S7675 PF-4989216

PF-4989216 is a potent and selective PI3K inhibitor with IC50 of 2 nM, 142 nM, 65 nM, 1 nM, and 110 nM for p110α, p110β, p110γ, p110δ, and VPS34, respectively.

Pan p110α, IC50: 2 nM
S2739 PKI-402

PKI-402 is a potent dual pan-PI3K/mTOR inhibitor targeting PI3Kα/β/γ/δ and mTOR with IC50 of 2 nM/7 nM/16 nM/14 nM and 3 nM, respectively; also potent to PI3Kα mutants E545K and H1047R.

Pan PI3Kα, IC50: 2 nM
S8163 Paxalisib (GDC-0084)

Paxalisib (GDC-0084, RG7666) is a brain penetrant inhibitor of PI3K and mTOR with Kiapp values of 2 nM, 46 nM, 3 nM, 10 nM and 70 nM for PI3Kα, PI3Kβ, PI3Kδ, PI3Kγ and mTOR.

Pan PI3Kα, Ki app: 2 nM
S7016 VS-5584 (SB2343)

VS-5584 (SB2343) is a potent and selective dual PI3K/mTOR inhibitor for mTOR, PI3Kα/β/δ/γ with IC50 of 3.4 nM and 2.6-21 nM, respectively. Phase 1.

Pan PI3Kα, IC50: 2.6 nM
S1065 Pictilisib (GDC-0941)

Pictilisib (GDC-0941, RG7321) is a potent inhibitor of PI3Kα/δ with IC50 of 3 nM in cell-free assays, with modest selectivity against p110β (11-fold) and p110γ (25-fold). Pictilisib (GDC-0941) induces autophagy and apoptosis. Phase 2.

Pan p110α, IC50: 3 nM
S8045 KU-0060648

KU-0060648 is a dual inhibitor of DNA-PK and PI3Kα, PI3Kβ, PI3Kδ with IC50 of 8.6 nM and 4 nM, 0.5 nM, 0.1 nM respectively, less inhibition of PI3Kγ with IC50 of 0.59 μM.

Pan PI3Kα, IC50: 4 nM
S1009 Dactolisib (BEZ235)

Dactolisib (BEZ235, NVP-BEZ235) is a dual ATP-competitive PI3K and mTOR inhibitor for p110α/γ/δ/β and mTOR(p70S6K) with IC50 of 4 nM /5 nM /7 nM /75 nM /6 nM in cell-free assays, respectively. Inhibits ATR with IC50 of 21 nM in 3T3TopBP1-ER cell. Dactolisib induces autophagy and suppresses HIV-1 replication. Phase 2.

Pan p110α, IC50: 4 nM
S2749 BGT226 (NVP-BGT226) maleate

BGT226 (NVP-BGT226) maleate is a novel class I PI3K/mTOR inhibitor for PI3Kα/β/γ with IC50 of 4 nM/63 nM/38 nM. Phase 1/2.

Pan PI3Kα, IC50: 4 nM
S2696 Apitolisib (GDC-0980)

Apitolisib (GDC-0980, RG7422, GNE 390) is a potent, class I PI3K inhibitor for PI3Kα/β/δ/γ with IC50 of 5 nM/27 nM/7 nM/14 nM in cell-free assays, respectively. Also a mTOR inhibitor with Ki of 17 nM in a cell-free assay, and highly selective versus other PIKK family kinases. Apitolisib activates autophagy and apoptosis simultaneously in pancreatic cancer cells. Phase 2.

Pan p110α, IC50: 5 nM
S7966 AZD8835

AZD8835 ia a novel mixed inhibitor of PI3Kα and PI3Kδ with IC50 of 6.2 nM and 5.7 nM, respectively, also with selectivity against PI3Kβ (IC50=431 nM) and PI3Kγ (IC50=90 nM).

Pan PI3Kα, IC50: 6.2 nM
S1187 PIK-90

PIK-90 is a PI3Kα/γ/δ inhibitor with IC50 of 11 nM/18 nM/58 nM, respectively, less potent to PI3Kβ.

Pan PI3Kα, IC50: 11 nM
S2699 CH5132799

CH5132799 inhibits class I PI3Ks, particularly PI3Kα with IC50 of 14 nM; less potent to PI3Kβδγ, while sensitive in PIK3CA mutations cell lines. Phase 1.

Pan PI3Kα, IC50: 14 nM
S1072 ZSTK474

ZSTK474 inhibits class I PI3K isoforms with IC50 of 37 nM in a cell-free assay, mostly PI3Kδ. Phase1/2.

Pan PI3Kα, IC50: 16 nM
S2759 Fimepinostat (CUDC-907)

CUDC-907 is a dual PI3K and HDAC inhibitor for PI3Kα and HDAC1/2/3/10 with IC50 of 19 nM and 1.7 nM/5 nM/1.8 nM/2.8 nM, respectively. CUDC-907 induces cell cycle arrest and apoptosis in breast cancer cells. Phase 1.

Pan PI3Kα, IC50: 19 nM
S8589 SF2523

SF2523 is a highly selective and potent inhibitor of PI3K with IC50 values of 34 nM, 158 nM, 9 nM, 241 nM and 280 nM for PI3Kα, PI3Kγ, DNA-PK, BRD4 and mTOR, respectively.

Pan PI3Kα, IC50: 34 nM
S7694 AZD8186

AZD8186 is a potent and selective inhibitor of PI3Kβ and PI3Kδ with IC50 of 4 nM and 12 nM, respectively. Phase 1.

Pan PI3Kα, IC50: 35 nM
S1523 Voxtalisib (XL765) Analogue

Voxtalisib (SAR245409, XL765) Analogue is a dual inhibitor of mTOR/PI3K, mostly for p110γ with IC50 of 9 nM; also inhibits DNA-PK and mTOR. Phase 1/2.

Pan PI3Kα, IC50: 39 nM
S7646 Voxtalisib (XL765)

Voxtalisib (SAR245409, XL765) is a dual inhibitor of mTOR/PI3K, mostly for p110γ with IC50 of 9 nM; also inhibits DNA-PK and mTOR. Phase 1/2.

Pan PI3Kα, IC50: 39 nM
S1118 XL147 analogue

XL147 analogue (SAR245408) is a selective and reversible class I PI3K inhibitor for PI3Kα/δ/γ with IC50 of 39 nM/36 nM/23 nM in cell-free assays, less potent to PI3Kβ. XL147 analogue induces apoptosis. Phase 1/2.

Pan PI3Kα, IC50: 39 nM
S7645 Pilaralisib (XL147)

Pilaralisib (XL147) is a selective and reversible class I PI3K inhibitor for PI3Kα/δ/γ with IC50 of 39 nM/36 nM/23 nM in cell-free assays, less potent to PI3Kβ. Phase 1/2.

Pan PI3Kα, IC50: 39 nM
S2247 Buparlisib (BKM120)

Buparlisib (BKM120, NVP-BKM120) is a selective PI3K inhibitor of p110α/β/δ/γ with IC50 of 52 nM/166 nM/116 nM/262 nM in cell-free assays, respectively. Reduced potency against VPS34, mTOR, DNAPK, with little activity to PI4Kβ. Buparlisib induces apoptosis. Phase 2.

Pan p110α, IC50: 52 nM
S1410 AS-605240

AS-605240 selectively inhibits PI3Kγ with IC50 of 8 nM, over 30-fold and 7.5-fold more selective for PI3Kγ than PI3Kδ/β and PI3Kα in cell-free assays, respectively.

Pan PI3Kα, IC50: 60 nM
S2870 TG100713

TG100713 is a pan-PI3K inhibitor against PI3Kγ, PI3Kδ, PI3Kα and PI3Kβ with IC50 of 50 nM, 24 nM, 165 nM and 215 nM, respectively.

Pan PI3Kα, IC50: 165 nM
S8948 SRX3207

SRX3207 is an orally active dual inhibitor of Syk-PI3K with IC50 of 39.9 nM, 31200 nM, 3070 nM, 3070 nM, 244 nM, 388 nM, 9790 nM for Syk, Zap70, BRD41, BRD42, PI3K alpha, PI3K delta, PI3K gamma, respectively. SRX3207 blocks tumor immunosuppression and increases anti-tumor immunity.

Pan PI3K alpha, IC50: 244 nM
S8752 leniolisib (CDZ 173)

Leniolisib (CDZ 173) is a potent PI3Kδ selective inhibitor with biochemical IC50 values of 0.244, 0.424, 2.23 and 0.011 μM for PI3Kα, PI3Kβ, PI3Kγ and PI3Kδ, respectively.

Pan PI3Kα, IC50: 0.244 μM
S1105 LY294002

LY294002 (SF 1101, NSC 697286) is the first synthetic molecule known to inhibit PI3Kα/δ/β with IC50 of 0.5 μM/0.57 μM/0.97 μM, respectively; more stable in solution than Wortmannin, and also blocks autophagosome formation. It not only binds to class I PI3Ks and other PI3K-related kinases, but also to novel targets seemingly unrelated to the PI3K family. LY294002 also inhibits CK2 with IC50 of 98 nM. LY294002 is a non-specific DNA-PKcs inhibitor and activates autoph

Pan p110α, IC50: 0.5 μM
S1462 AZD6482

AZD6482 (KIN-193) is a PI3Kβ inhibitor with IC50 of 10 nM, 8-, 87- and 109-fold more selective to PI3Kβ than PI3Kδ, PI3Kα and PI3Kγ in cell-free assays. Phase 1.

Pan PI3Kα, IC50: 870 nM
S2671 AS-252424

AS-252424 is a novel, potent PI3Kγ inhibitor with IC50 of 30 nM in a cell-free assay with 30-fold selectivity for PI3Kγ than PI3Kα, and low inhibitory activity towards PI3Kδ/β.

Pan PI3Kα, IC50: 935 nM
S1352 TG100-115

TG100-115 is a PI3Kγ/δ inhibitor with IC50 of 83 nM/235 nM, with little effect on PI3Kα/β. Phase 1/2.

Pan PI3Kα, IC50: 1.3 μM
S2681 AS-604850

AS-604850 is a selective, ATP-competitive PI3Kγ inhibitor with IC50 of 250 nM, over 80-fold selectivity for PI3Kγ than PI3Kδ/β, and 18-fold more selective for PI3Kγ than PI3Kα.

Pan PI3Kα, IC50: 4.5 μM