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Medchemexpress LLC 5,8-dihydroxy-3-methyl-9H-benzo[f]benzofuran-4-one | 150045-18-4 | MFCD00923100 | 99.5% | 230.22 g·mol⁻1 | C13H10O4 | 50 MG
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Supplier:  Medchemexpress LLC HY10068550MG

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MS-444 (BE-34776) is a small-molecule inhibitor of smooth muscle myosin light chain kinase (MLCK) and the RNA-binding protein HuR (ELAVL1). Supplied as a high-purity solid and as a DMSO solution, it is used in biochemical and cell-based assays to probe kinase activity and HuR-dependent cellular processes.

  • Inhibits MLCK with an IC50 of approximately 10 μM.
  • Inhibits HuR and shows growth inhibition in HuR-overexpressing cells.
  • High purity (≈99.5%).
  • Available as a solid and as a 10 mM DMSO solution for in vitro use.
  • Molecular weight 230.22 g·mol⁻1; formula C13H10O4.
  • Light yellow to brown solid; store protected from light and under inert atmosphere.

Catalog No. 50-002-13848


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