FR-167653

For research use only. Not for therapeutic Use.

  • CAT Number: I000003
  • CAS Number: 158876-66-5
  • Molecular Formula: C24H20FN5O6S
  • Molecular Weight: 525.51
  • Purity: ≥95%
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FR-167653(Cat No.:I000003)is a potent inhibitor of p38 MAPK, specifically targeting the p38α and p38β isoforms. It is known for its strong anti-inflammatory and anti-fibrotic properties, making it a valuable compound in research on diseases driven by inflammation, such as rheumatoid arthritis and pulmonary fibrosis. By inhibiting p38 MAPK, FR-167653 reduces the production of pro-inflammatory cytokines and helps prevent tissue damage in models of inflammatory diseases. Additionally, it has been investigated for its potential to mitigate fibrosis in various organ systems, including the liver and lungs.


Catalog Number I000003
CAS Number 158876-66-5
Synonyms

7-(4-FLUOROPHENYL)-1,2,3,4-TETRAHYDRO-2-(OXOPHENYLACETYL)-8-(4-PYRIDINYL)-PYRAZOLO[5,1-C][1,2,4]TRIAZINE SULFATE

Molecular Formula C24H20FN5O6S
Purity ≥95%
Target Autophagy
Storage -20°C
IUPAC Name 1-[7-(4-fluorophenyl)-8-pyridin-4-yl-3,4-dihydro-1H-pyrazolo[5,1-c][1,2,4]triazin-2-yl]-2-phenylethane-1,2-dione;sulfuric acid
InChI InChI=1S/C24H18FN5O2.H2O4S/c25-19-8-6-17(7-9-19)21-20(16-10-12-26-13-11-16)23-28-30(15-14-29(23)27-21)24(32)22(31)18-4-2-1-3-5-18;1-5(2,3)4/h1-13,28H,14-15H2;(H2,1,2,3,4)
InChIKey KCPHXRBKBLJJJJ-UHFFFAOYSA-N
SMILES C1CN(NC2=C(C(=NN21)C3=CC=C(C=C3)F)C4=CC=NC=C4)C(=O)C(=O)C5=CC=CC=C5.OS(=O)(=O)O
Reference

1: Hattori S, Dhar DK, Hara N, Tonomoto Y, Onoda T, Ono T, Yamanoi A, Tachibana
M, Tsuchiya M, Nagasue N. FR-167653, a selective p38 MAPK inhibitor, exerts
salutary effect on liver cirrhosis through downregulation of Runx2. Lab Invest.
2007 Jun;87(6):591-601. Epub 2007 Mar 5. PubMed PMID: 17334410.

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2: Yoshino O, Osuga Y, Koga K, Hirota Y, Hirata T, Ruimeng X, Na L, Yano T,
Tsutsumi O, Taketani Y. FR 167653, a p38 mitogen-activated protein kinase
inhibitor, suppresses the development of endometriosis in a murine model. J
Reprod Immunol. 2006 Dec;72(1-2):85-93. Epub 2006 Aug 4. PubMed PMID: 16890996.
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3: Matsuoka H, Arai T, Mori M, Goya S, Kida H, Morishita H, Fujiwara H, Tachibana
I, Osaki T, Hayashi S. A p38 MAPK inhibitor, FR-167653, ameliorates murine
bleomycin-induced pulmonary fibrosis. Am J Physiol Lung Cell Mol Physiol. 2002
Jul;283(1):L103-12. PubMed PMID: 12060566.

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4: Gardiner SM, Kemp PA, March JE, Bennett T. Influence of FR 167653, an
inhibitor of TNF-alpha and IL-1, on the cardiovascular responses to chronic
infusion of lipopolysaccharide in conscious rats. J Cardiovasc Pharmacol. 1999
Jul;34(1):64-9. PubMed PMID: 10413069.

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