616461 Sigma-AldrichTGF-β RI Kinase Inhibitor VI, SB431542 - CAS 301836-41-9 - Calbiochem
TGF-β RI Kinase Inhibitor VI, SB431542, CAS 301836-41-9, is a cell-permeable inhibitor of SMAD2 phosphorylation. Inhibits the activity of ALK4 and ALK5 (IC₅₀ = 140 nM and 94 nM, respectively).
More>> TGF-β RI Kinase Inhibitor VI, SB431542, CAS 301836-41-9, is a cell-permeable inhibitor of SMAD2 phosphorylation. Inhibits the activity of ALK4 and ALK5 (IC₅₀ = 140 nM and 94 nM, respectively). Less<<Synonymes: 4-[4-(3,4-Methylenedioxyphenyl)-5-(2-pyridyl)-1H-imidazol-2-yl]benzamide, Dihydrate, 4-[4-(1,3-Benzodioxol-5-yl)-5-(2-pyridyl)-1H-imidazol-2-yl]benzamide, Dihydrate, SB-431542
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Tableau de caractéristiques principal
CAS # | Empirical Formula |
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301836-41-9 | C₂₂H₁₆N₄O₃. 2H₂O |
Products
Référence | Conditionnement | Qté | |
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616461-5MG | 5 mg |
Description | |
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Overview | A cell-permeable triarylimidazole compound that is shown to effectively inhibit cellular Smad2 phosphorylation (>90% inhibition by 10 µM inhibitor) upon vector-mediated expression of constitutively active ALK4, ALK5, or ALK7 in NIH 3T3 cells, while exhibiting little effect against Smad1 phosphorylation by other members of type I receptors for TGF-β in NIH 3T3 cultures expressing active ALK1, 2, 3, or 6. When tested directly in cell-free kinase assays, SB431542 is demonstrated to potently inhibit the activity of ALK4 and ALK5 (IC50 = 140 nM and 94 nM, respectively) with no or much reduced potency toward a panel of 24 other kinases (IC50 ≥10 µM in the presence of 10 µM ATP), including ALK2 and ALK6. Reported to improve the efficiency of 4-TF-induced human iPSCs generation from fibroblast cultures by >200-fold when used together with PD0325901 (Cat. No. 444966) and Thiazovivin (Cat. No. 420220). Also available as a 100 mM solution in DMSO (Cat. No. 616464). |
Catalogue Number | 616461 |
Brand Family | Calbiochem® |
Synonyms | 4-[4-(3,4-Methylenedioxyphenyl)-5-(2-pyridyl)-1H-imidazol-2-yl]benzamide, Dihydrate, 4-[4-(1,3-Benzodioxol-5-yl)-5-(2-pyridyl)-1H-imidazol-2-yl]benzamide, Dihydrate, SB-431542 |
Product Information | |
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CAS number | 301836-41-9 |
Form | Off-white solid |
Hill Formula | C₂₂H₁₆N₄O₃. 2H₂O |
Chemical formula | C₂₂H₁₆N₄O₃. 2H₂O |
Structure formula Image | |
Quality Level | MQ300 |
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Purity | ≥97% by HPLC |
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Packaged under inert gas | Packaged under inert gas |
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Référence | GTIN |
616461-5MG | 04055977185928 |
Documentation
TGF-β RI Kinase Inhibitor VI, SB431542 - CAS 301836-41-9 - Calbiochem FDS
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TGF-β RI Kinase Inhibitor VI, SB431542 - CAS 301836-41-9 - Calbiochem Certificats d'analyse
Titre | Numéro de lot |
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616461 |
Références bibliographiques
Aperçu de la référence bibliographique |
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Ikushima, H., et al. 2009. Cell Stem Cell 5, 504. Lin, T., et al. 2009. Nat. Methods 6, 805. Maherali, N. and Hochedlinger, K., 2009. Curr. Biol. 19, 1718. Callahan, J.F., et al. 2002. J. Med. Chem. 45, 999. Inman, G.J., et al. 2002. Mol. Pharmacol. 62, 65. Laping, N.J., et al. 2002. Mol. Pharmacol. 62, 58. |