FR-167653

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 510238

CAS#: 158876-65-4

Description: FR-167653 is a p38 mitogen-activated protein kinase inhibitor, which suppresses the development of endometriosis in a murine model. FR-167653 meliorates murine bleomycin-induced pulmonary fibrosis. FR-167653 also exerts salutary effect on liver cirrhosis through downregulation of Runx2.


Chemical Structure

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FR-167653
CAS# 158876-65-4

Theoretical Analysis

MedKoo Cat#: 510238
Name: FR-167653
CAS#: 158876-65-4
Chemical Formula: C24H18FN5O2
Exact Mass: 427.14445
Molecular Weight: 427.43
Elemental Analysis: C, 67.44; H, 4.24; F, 4.44; N, 16.38; O, 7.49

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: FR167653; FR-167653; FR 167653.

IUPAC/Chemical Name: 1,​2-​Ethanedione, 1-​[7-​(4-​fluorophenyl)​-​3,​4-​dihydro-​8-​(4-​pyridinyl)​pyrazolo[5,​1-​c]​[1,​2,​4]​triazin-​2(1H)​-​yl]​-​2-​phenyl-

InChi Key: LDBDQDCZGRCZED-UHFFFAOYSA-N

InChi Code: InChI=1S/C24H18FN5O2/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/h1-13,28H,14-15H2

SMILES Code: O=C(N1NC2=C(C3=CC=NC=C3)C(C4=CC=C(F)C=C4)=NN2CC1)C(C5=CC=CC=C5)=O

Appearance: white solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO, not in water

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 427.43 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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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.

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.

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.

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.



Additional Information