SB 242235

Modify Date: 2026-06-30 11:36:53

SB 242235 Structure
SB 242235 structure
Common Name SB 242235
CAS Number 193746-75-7 Molecular Weight 353.393
Density 1.3±0.1 g/cm3 Boiling Point 568.4±60.0 °C at 760 mmHg
Molecular Formula C19H20FN5O Melting Point N/A
MSDS N/A Flash Point 297.5±32.9 °C

 Use of SB 242235


SB-242235 is a potent and selective p38 MAP kinase inhibitor with IC50 of 1.0 uM.IC50 Value: 1.0 uM [1]Target: p38 MAPKin vitro: SB 242235 inhibited intracellular p38 activity, human chondrocytes were treated with different doses of SB 242235 prior to stimulation with IL-1_ for 15 min. MAPKAP K2 was then isolated from these cells and assayed using HSP27 as a substrate. SB 242235 dose-dependently inhibited the activation of MAPKAP K2 with an IC50 of 1.0 uM [1].in vivo: SB-242235 demonstrates generally favourable pharmacokinetic properties in all species examined(including rat, dog and monkey). Systemic plasma clearance was high in rat, but in the non-rodent species SB-242235 demonstrated low to moderate clearance with plasma half-lives > 4h. Oral bioavailability in each preclinical species was high. In rat and monkey, SB-242235 demonstrated non-linear elimination kinetics that manifested as a decrease in clearance with increasing dose and apparent oral bioavailability > 100% at high oral doses [2].In the skin of SKH-1 hairless mice, SB242235, prior to UVB irradiation, blocked activation of the p38 MAPK cascade, and abolished MAPKAPK-2 kinase activity and phosphorylation of HSP27. Moreover, SB242235 inhibited expression of the pro-inflammatory cytokines interleukin (IL)-6 and KC (murine IL-8) and COX-2 [3]. The preclinical pharmacokinetics of SB-242235 have been described previously. The present studies were conducted to describe the in vitro metabolic rates and routes of SB-242235 metabolism, to characterize its in vivo preclinical metabolism, and to use these data to aid in the prediction of the pharmacokinetic behaviour of SB-242235 in man [4].

 Names

Name 4-[5-(4-fluorophenyl)-3-piperidin-4-ylimidazol-4-yl]-2-methoxypyrimidine
Synonym More Synonyms

 SB 242235 Biological Activity

Description SB-242235 is a potent and selective p38 MAP kinase inhibitor with IC50 of 1.0 uM.IC50 Value: 1.0 uM [1]Target: p38 MAPKin vitro: SB 242235 inhibited intracellular p38 activity, human chondrocytes were treated with different doses of SB 242235 prior to stimulation with IL-1_ for 15 min. MAPKAP K2 was then isolated from these cells and assayed using HSP27 as a substrate. SB 242235 dose-dependently inhibited the activation of MAPKAP K2 with an IC50 of 1.0 uM [1].in vivo: SB-242235 demonstrates generally favourable pharmacokinetic properties in all species examined(including rat, dog and monkey). Systemic plasma clearance was high in rat, but in the non-rodent species SB-242235 demonstrated low to moderate clearance with plasma half-lives > 4h. Oral bioavailability in each preclinical species was high. In rat and monkey, SB-242235 demonstrated non-linear elimination kinetics that manifested as a decrease in clearance with increasing dose and apparent oral bioavailability > 100% at high oral doses [2].In the skin of SKH-1 hairless mice, SB242235, prior to UVB irradiation, blocked activation of the p38 MAPK cascade, and abolished MAPKAPK-2 kinase activity and phosphorylation of HSP27. Moreover, SB242235 inhibited expression of the pro-inflammatory cytokines interleukin (IL)-6 and KC (murine IL-8) and COX-2 [3]. The preclinical pharmacokinetics of SB-242235 have been described previously. The present studies were conducted to describe the in vitro metabolic rates and routes of SB-242235 metabolism, to characterize its in vivo preclinical metabolism, and to use these data to aid in the prediction of the pharmacokinetic behaviour of SB-242235 in man [4].
Related Catalog
References

[1]. Badger, A.M., et al., Differential effects of SB 242235, a selective p38 mitogen-activated protein kinase inhibitor, on IL-1 treated bovine and human cartilage/chondrocyte cultures. Osteoarthritis Cartilage, 2000. 8(6): p. 434-43.

[2]. Ward, K.W., et al., SB-242235, a selective inhibitor of p38 mitogen-activated protein kinase. I: preclinical pharmacokinetics. Xenobiotica, 2002. 32(3): p. 221-33.

[3]. Kim, A.L., et al., Role of p38 MAPK in UVB-induced inflammatory responses in the skin of SKH-1 hairless mice. J Invest Dermatol, 2005. 124(6): p. 1318-25.

[4]. Ward, K.W., et al., SB-242235, a selective inhibitor of p38 mitogen-activated protein kinase. II: in vitro and in vivo metabolism studies and pharmacokinetic extrapolation to man. Xenobiotica, 2002. 32(3): p. 235-50.

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 568.4±60.0 °C at 760 mmHg
Molecular Formula C19H20FN5O
Molecular Weight 353.393
Flash Point 297.5±32.9 °C
Exact Mass 353.165192
PSA 64.86000
LogP 3.01
Vapour Pressure 0.0±1.6 mmHg at 25°C
Index of Refraction 1.662
InChIKey PDTYLGXVBIWRIM-UHFFFAOYSA-N
SMILES COc1nccc(-c2c(-c3ccc(F)cc3)ncn2C2CCNCC2)n1
Storage condition 2-8℃

 SB 242235Bioassay

View more

Name: Primary qHTS for small molecule stabilizers of the endoplasmic reticulum resident pro...
Source: NCGC
Target: N/A
External Id: SERCaMPGLuc-p1-antagonist
Name: Primary qHTS assay for inhibitors of alpha-synuclein gene (SNCA) expression
Source: NCGC
External Id: SNCA-p-activity-luciferase
Name: Inhibition of TNF-alpha production in rat joint after oral administration at 3 mg/Kg;...
Source: ChEMBL
Target: Rattus norvegicus
External Id: CHEMBL877366
Name: Primary qHTS for Identification of Small Molecule Activators of Huntingtin-Antisense ...
Source: NCGC
External Id: huntington-HTTAS8-p1-FF-overN
Name: Cytotoxicity counterscreen for inhibitors of SARS-CoV-2 cell entry
Source: NCGC
Target: N/A
External Id: TRND-SARS-CoV-2-cytotox-48hr
Name: Primary qHTS to identify inhibitors of SARS-CoV-2 cell entry
Source: NCGC
External Id: TRND-SARS-CoV-2-PP
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 Synonyms

4-[4-(4-Fluorophenyl)-1-(4-piperidinyl)-1H-imidazol-5-yl]-2-methoxypyrimidine
Kinome_3169
HMS3244I17
HMS3244I18
HMS3244J17
4-[4-(4-fluorophenyl)-1-(piperidin-4-yl)-1H-imidazol-5-yl]-2-methoxypyrimidine
4-(4-(4-fluorophenyl)-1-(piperidin-4-yl)-1H-imidazol-5-yl)-2-methoxypyrimidine
SB 242235
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