SB431542, ALK-4, -5, -7 Inhibitor

$ 49.00

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  • SB-002, 2 mg49.00
  • SB-010, 10 mg149.00
  • SB-050, 50 mg449.00
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Source M.W.384.39 CAS No.301836-41-9
SB 431542
ReconstitutionBefore reconstitution, we recommend a brief spin to drive down any material dislodged from the bottom of the tube.  The compound is soluble in DMSO.
StabilityThe powder is stable for at least 2 year if stored at -20 °C. The dissolved compound is stable for at least 1 month at 4 °C, but should be stored in aliquots at -20 °C for longer term. Protect from light.
PurityGreater than 98% as determined by LC/MS analysis. LC/MS and/or NMR data available upon request.
Biological Activity
Country of OriginUSA

A selective inhibitor of the transforming growth factor-β (TGF-β) type I receptor activin receptor-like kinase ALK5 (IC50
= 94 nM), and the related ALK4 and ALK7.

Ref:  Laping et al. Inhibition of transforming growth factor (TGF)-β1-induced extracellular matrix with a novel inhibitor of the TGF-β type I receptor kinase activity: SB-431542. Mol.Pharmacol. 62 58, 2002.
Inman et al. SB-431542 is a potent and specific inhibitor of transforming growth factor-β superfamily type I activin receptor-like kinase (ALK) receptors ALK4, ALK5, and ALK7. Mol.Pharmacol. 62 65, 2002.