Date published: 2026-4-24

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IOX2 (CAS 931398-72-0)

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Alternate Names:
JICL38
CAS Number:
931398-72-0
Molecular Weight:
352.34
Molecular Formula:
C19H16N2O5
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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IOX2 is a potent and selective inhibitor of the HIF prolyl hydroxylase domain (PHD) enzymes. It functions by binding to the active site of PHD enzymes, preventing the hydroxylation of hypoxia-inducible factor (HIF). This inhibition leads to the stabilization of HIF, allowing it to translocate to the nucleus and activate the transcription of genes involved in cellular adaptation to hypoxia. By modulating the activity of PHD enzymes, IOX2 plays a role in regulating the cellular response to low oxygen levels. Iox2′s mechanism of action involves interfering with the degradation of HIF, ultimately influencing the expression of genes related to angiogenesis, erythropoiesis, and glycolysis. In a development setting, IOX2 is utilized to investigate the molecular pathways involved in cellular responses to hypoxia, providing insights into the mechanisms underlying oxygen sensing and adaptation.


IOX2 (CAS 931398-72-0) References

  1. Impairment of hypoxia-induced HIF-1α signaling in keratinocytes and fibroblasts by sulfur mustard is counteracted by a selective PHD-2 inhibitor.  |  Deppe, J., et al. 2016. Arch Toxicol. 90: 1141-50. PMID: 26082309
  2. Conditional Deletion of the Phd2 Gene in Articular Chondrocytes Accelerates Differentiation and Reduces Articular Cartilage Thickness.  |  Cheng, S., et al. 2017. Sci Rep. 7: 45408. PMID: 28349987
  3. A sensitive assay for ZYAN1 in human whole blood and urine utilizing positive LC-MS/MS electrospray ionization.  |  Patel, H., et al. 2017. Bioanalysis. 9: 719-732. PMID: 28488896
  4. Cobalt chloride affects the death of SH-SY5Y cells induced by inhibition of ubiquitin proteasome system. Role of heat shock protein 70 and caspase 3.  |  Saksonová, S., et al. 2018. Gen Physiol Biophys.. PMID: 30338762
  5. Metabolic studies of hypoxia-inducible factor stabilisers IOX2, IOX3 and IOX4 (in vitro) for doping control.  |  Philip, M., et al. 2021. Drug Test Anal. 13: 794-816. PMID: 33458935
  6. Von Hippel-Lindau (VHL) small-molecule inhibitor binding increases stability and intracellular levels of VHL protein.  |  Frost, J., et al. 2021. J Biol Chem. 297: 100910. PMID: 34174286
  7. Liposomal PHD2 Inhibitors and the Enhanced Efficacy in Stabilizing HIF-1α.  |  Jian, CB., et al. 2022. Nanomaterials (Basel). 12: PMID: 35010112
  8. HIF-1α Stabilization in Flagellin-Stimulated Human Bronchial Cells Impairs Barrier Function.  |  Ramirez-Moral, I., et al. 2022. Cells. 11: PMID: 35159204
  9. Fracture repair by IOX2: Regulation of the hypoxia inducible factor-1α signaling pathway and BMSCs.  |  Chen, C., et al. 2022. Eur J Pharmacol. 921: 174864. PMID: 35219731
  10. Embelin Enhances the Sensitivity of Renal Cancer Cells to Axitinib by Inhibiting HIF Signaling Pathway.  |  Fang, Q., et al. 2023. Anticancer Agents Med Chem. 23: 807-816. PMID: 36028958
  11. Hypoxia and Wnt signaling inversely regulate expression of chondroprotective molecule ANP32A in articular cartilage.  |  Quintiens, J., et al. 2023. Osteoarthritis Cartilage. 31: 507-518. PMID: 36370958
  12. Sequential application of small molecule therapy enhances chondrogenesis and angiogenesis in murine segmental defect bone repair.  |  Rundle, CH., et al. 2023. J Orthop Res. 41: 1471-1481. PMID: 36448182
  13. Development of an Animal Model for Traumatic Brain Injury Augmentation of Heterotopic Ossification in Response to Local Injury.  |  Kesavan, C., et al. 2023. Biomedicines. 11: PMID: 36979922

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

IOX2, 5 mg

sc-482692
5 mg
$131.00

IOX2, 25 mg

sc-482692A
25 mg
$566.00

IOX2, 100 mg

sc-482692B
100 mg
$1613.00