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Catalog No.: A10705

MEK Inhibitor


PD98059 Chemical Structure

CAS NO. 167869-21-8

PD98059 is an equipotent antagonist of the aryl hydrocarbon receptor and inhibitor of mitogen-activated protein kinase kinase.

Availability: In stock

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10 mg
50 mg
100 mg
200 mg
10mM * 1mL in DMSO
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Warning Products are for laboratory research use only. Not for human use. We do not sell to patients.
  • Anna Nakanishi, .et al. Effects of human induced pluripotent stem cell-derived intestinal organoids on colitis-model mice, Regen Ther, 2022, Sep 9;21:351-361 PMID: 36161099
  • Isamu Ogawa, .et al. Suspension culture of human induced pluripotent stem cell-derived intestinal organoids using natural polysaccharides, Biomaterials, 2022, Sep;288:121696 PMID: 36038421
  • Hanna Galganska, .et al. Carbon dioxide inhibits COVID-19-type proinflammatory responses through extracellular signal-regulated kinases 1 and 2, novel carbon dioxide sensors, Cell Mol Life Sci, 2021, Dec;78(24):8229-8242 PMID: 34741187
  • Akinobu Nakamura, .et al. Engineering Orthogonal, Plasma Membrane-Specific SLIPT Systems for Multiplexed Chemical Control of Signaling Pathways in Living Single Cells, ACS Chem Biol, 2020, Apr 17;15(4):1004-1015 PMID: 32162909
  • Yang PM, .et al. p38α/S1P/SREBP2 activation by the SAM-competitive EZH2 inhibitor GSK343 limits its anticancer activity but creates a druggable vulnerability in hepatocellular carcinoma, Am J Cancer Res, 2019, Oct 1;9(10):2120-2139 PMID: 31720078
  • Kwang Woon Kim, .et al. Dual-Targeting AKT2 and ERK in cancer stem-like cells in neuroblastoma, Oncotarget, 2019, Sep 24; 10(54): 5645-5659 PMID: 31608140
  • Tsai CC, .et al. Protease-activated receptor 2 induces migration and promotes Slug-mediated epithelial-mesenchymal transition in lung adenocarcinoma cells, Biochim Biophys Acta Mol Cell Res, 2018, Oct 13. pii: S0167-4889(18)30452-X PMID: 30321617
  • Kim MH, .et al. C16?ceramide and sphingosine 1?phosphate/S1PR2 have opposite effects on cell growth through mTOR signaling pathway regulation, Oncol Rep, 2018, Nov;40(5):2977-2987 PMID: 30226616
  • Onozato D, .et al. Efficient Generation of Cynomolgus Monkey Induced Pluripotent Stem Cell-Derived Intestinal Organoids with Pharmacokinetic Functions, Stem Cells Dev, 2018, Aug 1;27(15):1033-1045 PMID: 29742964

Biological Activity

PD98059 is an equipotent antagonist of the aryl hydrocarbon receptor and inhibitor of mitogen-activated protein kinase kinase.
MEK1 (Cell-free assay)
2 μM
In vitro (25°C) DMSO Warmed: 13 mg/mL (48.63 mM)
Water Insoluble
Ethanol Insoluble
In vivo 4% DMSO+30% PEG 300+5% Tween 80+ddH2O 1 mg/mL
* <1 mg/ml means slightly soluble or insoluble.
* Please note that Adooq tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations.
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
0.1 mM 37.41 mL 187.06 mL 374.11 mL
0.5 mM 7.48 mL 37.41 mL 74.82 mL
1 mM 3.74 mL 18.71 mL 37.41 mL
5 mM 0.75 mL 3.74 mL 7.48 mL

*The above data is based on the productmolecular weight 267.3. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Catalog Num A10705
Actions Inhibitor
CAS No. 167869-21-8
Formula C16H13NO3
M. Wt 267.3
Purity >98%

Store lyophilized at -20ºC, keep desiccated.
In lyophilized form, the chemical is stable for 36 months.
In solution, store at -20ºC and use within 3 months to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.

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