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Molidustat (BAY 85-3934) HIF modulator

Cat.No.S8138

Molidustat (BAY 85-3934) is a potent hypoxia-inducible factor prolyl hydroxylase (HIF-PH) inhibitor with IC50 of 480 nM, 280 nM, and 450 nM for PHD1, PHD2, and PHD, respectively. This compound is in Phase 2.
Molidustat (BAY 85-3934) HIF modulator Chemical Structure

Chemical Structure

Molecular Weight: 314.30

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Quality Control

Batch: Purity: 99.82%
99.82

Solubility

In vitro
Batch:

DMSO : 10 mg/mL (31.81 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)

Water : Insoluble

Ethanol : Insoluble

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In vivo
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Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid concentration mg/mL, Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug. )

Method for preparing in vivo formulation: Take μL DMSO master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

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Chemical Information, Storage & Stability

Molecular Weight 314.30 Formula

C13H14N8O2

Storage (From the date of receipt)
CAS No. 1154028-82-6 Download SDF Storage of Stock Solutions

Synonyms N/A Smiles C1COCCN1C2=NC=NC(=C2)N3C(=O)C(=CN3)N4C=CN=N4

Mechanism of Action

Targets/IC50/Ki
PHD2
(Cell-free assay)
280 nM
PHD3
(Cell-free assay)
450 nM
PHD1
(Cell-free assay)
480 nM
In vitro

In vitro, Molidustat (BAY 85-3934) induces the transcription of hypoxia-sensitive genes in HeLa, A549, and Hep3B cells.

Kinase Assay
Prolyl hydroxylase assay
Biotinylated HIF-1α 556–574 (biotinyl-DLDLEMLAPYIPMDDDFQL) is bound to white 96-well NeutrAvidin high binding capacity plates, which are pre-blocked with Blocker Casein and subsequently blocked with 1 mM biotin. The immobilized peptide substrate is incubated with the appropriate amount of HIF-PH in buffer containing 20 mM Tris (pH 7.5), 5 mM KCl, 1.5 mM MgCl2, 20 µM 2-oxoglutarate, 10 µM FeSO4, 2 mM ascorbate, 4% protease inhibitors without EDTA in a final volume of 100 µl, with or without Molidustat (BAY 85-3934) added at appropriate concentrations. The reaction time is 60 min. To stop the reaction, plates are washed three times with wash buffer. Hydroxylated biotinyl-HIF-1α 556–574 is incubated with Eu-VBC in 100 µl binding buffer (50 mM Tris [pH 7.5], 120 mM NaCl) for 60 min at room temperature. After washing six times with DELFIA wash buffer and adding 100 µl enhancer solution, the amount of bound VBC is determined by measuring time-resolved fluorescence with a Tecan infinite M200 plate reader. Measurements are taken in triplicate or more, and results are expressed as means ± SEM. IC50 values for this compound are determined after curve fitting using GraphPad Prism software applying the four-parameter logistic equation to the data sets.
In vivo

In healthy Wistar rats and cynomolgus monkeys, Molidustat (BAY 85-3934) (1.5 mg/kg, p.o.) induces dose-dependent production of EPO and erythropoiesis. In rats with induced renal anemiabe, this compound (5 mg/kg, p.o.) is also effective in raising hematocrit levels while stimulating endogenous EPO production without hypertensive effects.

References

Applications

Methods Biomarkers Images PMID
Western blot HIF-1α
S8138-WB1
25392999

Clinical Trial Information

(data from https://clinicaltrials.gov, updated on 2024-05-22)

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT03418168 Completed
Anemia|Renal Insufficiency Chronic
Bayer
February 22 2018 Phase 3
NCT03351166 Completed
Anemia|Renal Insufficiency Chronic
Bayer
January 22 2018 Phase 3
NCT03350347 Completed
Anemia|Renal Insufficiency Chronic
Bayer
December 13 2017 Phase 3
NCT02312973 Completed
Renal Insufficiency Chronic
Bayer
January 14 2015 Phase 1
NCT01458028 Completed
Anemia
Bayer
September 2011 Phase 1
NCT01332942 Completed
Anemia
Bayer
April 2011 Phase 1

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