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p38 MAPK inhibitor IV is an ATP-competitive inhibitor of p38 MAP kinases with IC50 values of 0.13, 0.55, 5.47, and 8.63 μM for p38α, p38β, p38x, and p38δ, respectively, in vitro.[1] It also inhibits LPS-induced TNF-α and IL-1β cytokine production (IC50s = 22 and 44 nM, respectively) in human peripheral blood mononuclear cells.

| Pack Size | Price | USA Warehouse | Global Warehouse | Quantity |
|---|---|---|---|---|
| 5 mg | Inquiry | 35 days | 35 days | |
| 10 mg | Inquiry | 35 days | 35 days | |
| 25 mg | Inquiry | 35 days | 35 days |
| Description | p38 MAPK inhibitor IV is an ATP-competitive inhibitor of p38 MAP kinases with IC50 values of 0.13, 0.55, 5.47, and 8.63 μM for p38α, p38β, p38x, and p38δ, respectively, in vitro.[1] It also inhibits LPS-induced TNF-α and IL-1β cytokine production (IC50s = 22 and 44 nM, respectively) in human peripheral blood mononuclear cells. |
| Targets&IC50 | p38δ:8.63 μM (IC50), p38α:0.13 μM (IC50), p38β:0.55 μM (IC50), p38χ:5.47 μM (IC50) |
| Synonyms | p38 MAPK Inhibitor IV |
| Molecular Weight | 456.94 |
| Formula | C12H4Cl6O4S |
| Cas No. | 1638-41-1 |
| Smiles | Oc1c(Cl)cc(Cl)c(Cl)c1S(=O)(=O)c1c(O)c(Cl)cc(Cl)c1Cl |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. | ||||||||||||||||||||
| Solubility Information | DMSO: 2.5 mg/mL (5.47 mM), Sonication is recommended. DMF: 2 mg/mL (4.38 mM), Sonication is recommended. | ||||||||||||||||||||
Solution Preparation Table | |||||||||||||||||||||
DMF/DMSO
DMSO
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Dissolve 2 mg of the compound in 100 μL DMSO
to obtain a stock solution at a concentration of 20 mg/mL . If the required concentration exceeds the compound's known solubility, please contact us for technical support before proceeding.
1) Add 100 μL of the DMSO
stock solution to 400 μL PEG300
and mix thoroughly until the solution becomes clear.
2) Add 50 μL Tween 80 and mix well until fully clarified.
3) Add 450 μL Saline,PBS or ddH2O
and mix thoroughly until a homogeneous solution is obtained.
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