2-methoxyestradiol (2ME2; NSC-659853) is a natural metabolite of estrogen that is known to inhibit HIF-1 alpha with an IC50 of 0.71 ± 0.11 μM for the inhibition of BPAEC migration.

A novel potent, orally active HIF prolyl hydroxylase (PHD) inhibitor with IC50 of 0.22 uM for PHD2.

A novel potent, orally active HIF prolyl hydroxylase (PHD) inhibitor with IC50 of 0.22 uM for PHD2.

Daprodustat(GSK1278863) isa HIF-prolyl hydroxylase inhibitor.

Desidustat is an inhibitor of HIF hydroxylase.

FG-2216 is a potent HIF-prolyl hydroxylase inhibitor with IC50 of 3.9 uM for PDH2 enzyme; orally bioavailable and induced significant and reversible Epo induction in vivo.

FG-4592 is an HIF αprolyl hydroxylase inhibitor, stabilizes HIF-2 and induces EPO production.

Hypoxia-inducible factor prolyl hydroxylase inhibitor

IDF-11774 is a novel hypoxia-inducible factor α (HIFα)-1 inhibitor with an IC50 of 3.65 μM.

IOX4 is a potent inhibitor of PHD2 (IC50 = 1.6 nM).

JNJ-42041935 is a potent (pKi = 7.3-7.9), 2-oxoglutarate competitive, reversible, and selective inhibitor of PHD enzymes.

KC7F2 is a potent HIF-1 pathway inhibitor and that its potential as a cancer therapy agent warrants further study.

KHS101 is a selective inducer of neuronal differentiation; induces neuronal differentiation in cultured hippocampal neural progenitor cells (NPCs) by interacting with TACC3 (EC50 ~1 μM).

ML-228 is a hIF pathway activator (EC50 values are 1.23 and 1.4 μM for HRE gene reporter assay and HIF-1α nuclear translocation assay respectively); acts via chelation of iron, independently of PHD.

Oltipraz is a potent Nrf2 activator and a potent inducer of Phase II detoxification enzymes, most notably glutathione-S-transferase (GST). Phase 3.

PT2385 is an orally active, small molecule inhibitor of hypoxia inducible factor (HIF)-2alpha, with potential antineoplastic activity.

PT2399(PT=2399) is a novel HIF2α Antagonist.

PX-478 is an inhibitor of HIF-1a with an IC50 of 20-30μM enhances radiosensitivity of prostate carcinoma cells.

SYP-5 is a novel HIF-1 inhibitor, suppresses tumor cells invasion and angiogenesis.

Vadadustat is a novel, titratable, oral hypoxia-inducible factor prolyl hydroxylase (HIF-PH) inhibitor in development for the treatment of anemia.

HIF-2α-IN-2 is a hypoxia-inducible factors (HIF-2α) inhibitor extracted from patent WO2015035223A1, Compound 232, has an IC50 of 16 nM in scintillation proximity assay (SPA).

1,4-DPCA ethyl ester is the ethyl ester of 1,4-DPCA and can inhibit factor inhibiting HIF (FIH).

TAT-cyclo-CLLFVY is a selective HIF-1 dimerization inhibitor. TAT-cyclo-CLLFVY blocks protein-protein interaction of recombinant HIF-1α, but not HIF-2α, with HIF-1β (IC50=1.3 μM). TAT-cyclo-CLLFVY inhibits hypoxia-induced HIF-1 activity, and decreases VEGF and CAIX expression in osteosarcoma and breast cancer cells in vitro. TAT-cyclo-CLLFVY also reduces tubularization of hypoxic HUVECs.

Verucopeptin is a potent?HIF-1 (IC50=0.22 μM) inhibitor and decreases the expression of HIF-1 target genes and HIF-1α protein levels. Verucopeptin strongly inhibits v-ATPase activity?by directly targeting the v-ATPase ATP6V1G subunit but not ATP1V1B2 or ATP6V1D. Verucopeptin exhibits antitumor activity against multidrug resistance (MDR)?cancers and can be used for cancer research.

ENMD-1199 (IRC-110160) is a 2-methoxyestradiol analogue with antiproliferative and antiangiogenic activity, and is suitable for inhibiting HIF-1α and STAT3 in human HCC cells.

TM6089 is a unique Prolyl Hydroxylase (PHD) inhibitor which stimulates HIF activity without iron chelation and induces angiogenesis and exerts organ protection against ischemia. Local administration of TM6089 enhances angiogenesis, and oral administration stimulates HIF activity in transgenic rats expressing a hypoxia-responsive reporter vector.

Moracin O is a 2-arylbenzofuran isolated from the Mori Cortex Radicis. Moracin O exhibits potent in vitro inhibitory activity against hypoxia-inducible factor (HIF-1). Moracin O reduces oxygen-glucose deprivation (OGD)-induced reactive oxygen species (ROS) production. Moracin O has neuroprotective and anti-inflammatory effects.

TRC160334 is a hypoxia-inducible factor (HIF) hydroxylase inhibitor. TRC160334 can be used for the research of ischemia/reperfusion injury.

AKB-6899, a prolyl hydroxylase domain 3 (PHD3) inhibitor, is a selective HIF-2α stabilizer. AKB-6899 also increases soluble form of the VEGF receptor (sVEGFR-1) production from GM-CSF-treated macrophages, and has antitumor and antiangiogenic effects.

TAT-cyclo-CLLFVY TFA is a cyclic peptide inhibitor of HIF-1 heterodimerization that inhibits hypoxia signaling in cancer cells. TAT-cyclo-CLLFVY TFA disrupts HIF-1α/HIF-1β protein-protein interaction with an IC50 of 1.3 μM.

Dimethyl-bisphenol A (DMBPA) is a potent HIF-1α inhibitor. Dimethyl-bisphenol A can decrease Vegfa mRNA expression.

HIF-2α-IN-4 is a potent inhibitor of hypoxia inducible factor-2α (HIF-2α) translation, with an IC50 of 5 μM. HIF-2α-IN-4 decreases both constitutive and hypoxia-induced HIF-2α protein expression. HIF-2α-IN-4 links its 5'UTR iron-responsive element to oxygen sensing.

Izilendustat is a potent inhibitor of prolyl hydroxylase which can stabilize hypoxia inducible factor- 1 alpha (HIF- lα) and hypoxia inducible factor-2 (HIF-2). Izilendustat has the potential for researching diseases that relate to the body’s inmmune response like colitis and other inflammatory bowel diseases (extracted from patent WO2011057115A1 and WO2011057121A1).

Izilendustat (hydrochloride) is a potent inhibitor of prolyl hydroxylase which stabilizes hypoxia inducible factor- 1 alpha (HIF- lα), as well as hypoxia inducible factor-2 (HIF-2). Izilendustat (hydrochloride) has the potential for the research of HIF- lα related diseases including Peripheral Vascular Disease (PVD), Coronary Artery Disease (CAD), heart failure, ischemia, anemia, colitis, and other inflammatory bowel diseases (extracted from patent WO2011057115A1/WO2011057112A1/WO2011057121A1).

Naphthofluorescein inhibits the interaction between HIF-1 and Mint3. Naphthofluorescein suppresses Mint3-dependent HIF-1 activity and glycolysis in cancer cells and macrophages without cytotoxicity in vitro and adverse effect in vivo. Naphthofluorescein is also a fluorescent pH-sensitive probe that can be used for functional Cerenkov imaging.

KUSC-5001 is a potent HIF-1 inhibitor with an IC50 of 18 μM. Hypoxia-inducible factor 1 (HIF-1) plays a pivotal role in tumor survival and malignancy.

HIF-2α-IN-5 is a potent HIF-2α inhibitor with an IC50 of < 50 nM.

HIF-PHD-IN-2 (compound 25) is a potent PHD inhibitor with IC50s of <100 nM for PHD1, PHD2 and PHD3, respectively.

HIF-1α-IN-2 is an effective HIF-1α inhibitor with anticancer potencies (IC50s of 28 nM and 15 nM in MDA-MB-231 and MiaPaCa-2 cells, respectively). HIF-1α-IN-2 suppresses HIF-1α expression by blocking transcription and protein translation.

HIF inhibitor 208 is a small molecule inhibitor of HIF pathway with IC50 of 0.5 nM.

KUSC-5037 (KUSC5037) is a novel effective HIF-1 inhibitor with IC50 of 1.2 uM against HIF-1 transcriptional activity.KUSC-5037 suppressed the HIF-1α (a regulatory subunit of HIF-1) mRNA, causing decreases in the gene expression of HIF-1 target genes such as carbonic anhydrase 9 (CA9) and vascular endothelial growth factor (VEGF) genes.KUSC-5037 directly targets ATP5B protein, a catalytic β subunit of mitochondrial FoF1-ATP synthase.

YQ-0629 is a specific HIF-2α inhibitor, binds to HIF-2α PAS-B domain with Kd of 57.5 uM.YQ-0629 could inhibit the expression of HIF-2α with or without the presence of PTX (3 nM) in MCF7 MS culture, does not bind to HIF-1α or affect the expression of HIF-1α.YQ-0629 suppresses self-renewal capacity and synergizes with PTX to reverse the chemoresistance of MCF7 MS.YQ-0629 inhibits growth of BCSCs derived from breast cancer patients and synergistically increases anti-BCSCs activity of PTX in vivo.

BNS is a cell penetrant, potent and selective PHD2 (prolyl-hydroxylase 2) inhibitor.

GEM-5 is a gemcitabine-based conjugate containing a HIF-1α inhibitor (YC-1) (IC50=30 nM). GEM-5 can significantly down-regulate the expression of HIF-1α and up-regulate the expression of tumor suppressor p53. GEM-5 induces the apoptosis of A2780 cells and inhibits tumor growth.

Mersalyl (Salirgan) is a potent vascular endothelial growth factor (VEGF) and hypoxia-inducible factor 1 (HIF-1) inducer. Mersalyl induces VEGF and ENO1 mRNA expression. Mersalyl shows diuresis effects.

Zifcasiran is a hypoxia-inducible factor (HIF) synthesis reducer. Zifcasiran shows antitumor activities and can be used in advanced renal cell carcinoma research.

Steppogenin is a potent inhibitor of HIF-1α and DLL4, with IC50 values of 0.56 and 8.46 μM, respectively. Steppogenin can be sued for the research of angiogenic diseases, such as those involving solid tumors.

Belzutifan (PT2977, MK-6482) is a potent and selective small-molecule inhibitor of HIF2α with SPA IC50 of 9 nM, EC50 of 11 nM (HIF-2α luciferase assay). PT2977 demonstrated high potency with EC50 of 17 nM in the VEGFA secretion assay in 786-O cells. PT2977 (0.3, 1, and 3 mg/kg, oral) potently and dose-dependently reduced mRNA levels of human cyclin D1, a target gene regulated by HIF-2α, exhibited excellent antitumor activity in the 786-O mouse xenograft model In phase 1 clinical, PT2977 decreased in the HIF-2α target erythropoietin (EPO) following once daily oral administration of PT2977 at the dose levels of 20, 40, 80, 120, 160, and 240 mg in patients with solid tumors, also showed encouraging outcomes in patients with advanced renal cell carcinoma in an expansion cohort of 55 patients with ccRCC treated at 120 mg q.d.

ER-400583-00 is a small-molecule HIF-1α inhibitor, inhibits the induction of HIF-1 reporter activity in response to hypoxia with IC50 of 7.9 nM.

FG-0041 (FG0041) is a small molecule inhibitor of hypoxia-inducible factor prolyl hydroxylase (HIF-PH) with IC50 of 2 uM for collagen prolyl hydroxylase.

MO-2097 is a small molecule hnRNPA2B1-binding compound (ITC KD=43.1 uM) that suppresses hnRNPA2B1-induced HIF-1α protein expression under hypoxic and mimetic hypoxia.