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Chemical Structure| 129-56-6 Chemical Structure| 129-56-6

Structure of SP600125
CAS No.: 129-56-6

Chemical Structure| 129-56-6

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SP600125 is a selective JNK inhibitor with high affinity for JNK1, JNK2, and JNK3, with IC50 values of 40 nM, 50 nM, and 90 nM, respectively. SP600125 has anti-inflammatory and antitumor effects and can be used in research on diseases related to the JNK signaling pathway.

Synonyms: NSC 75890; Pyrazolanthrone; 1PMV

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Product Details of SP600125

CAS No. :129-56-6
Formula : C14H8N2O
M.W : 220.23
SMILES Code : O=C1C2=C3C(NN=C3C3=C1C=CC=C3)=CC=C2
Synonyms :
NSC 75890; Pyrazolanthrone; 1PMV
MDL No. :MFCD00022289
InChI Key :ACPOUJIDANTYHO-UHFFFAOYSA-N
Pubchem ID :8515

Safety of SP600125

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H315-H319-H335
Precautionary Statements:P261-P305+P351+P338

Related Pathways of SP600125

MAPK
TLR

Isoform Comparison

Biological Activity

Target
  • JNK1

    JNK1, IC50:40 nM

  • JNK

    MKK4, IC50:0.4 μM

  • JNK2

    JNK2, IC50:40 nM

  • JNK3

    JNK3, IC50:90 nM

In Vitro:

Cell Line
Concentration Treated Time Description References
C4-2B cells 20 μM 24 h Inhibit JNK activation, reverse USP33 knockout-induced apoptosis PMC7244590
PC3 cells 20 μM 24 h Inhibit JNK activation, reverse USP33 knockout-induced apoptosis PMC7244590
COS7 cells 12.5 µM 24 h Induced luciferase signal through MISR2 activation, validating SP600125 as an MISR2 agonist PMC9169708
Primary murine microglia 10 μM 2, 8, 24 h To study the effect of SP600125 on LPA-induced phosphorylation of STAT1, STAT3, p65, and c-Jun transcription factors, results showed that SP600125 inhibited the phosphorylation of STAT1 and STAT3. PMC7178949
Primary murine microglia 10 μM 12, 24 h To study the effect of SP600125 on LPA-induced expression of CD40, CD86, and CD206 membrane markers, results showed that SP600125 significantly downregulated CD40 expression. PMC7178949
Primary murine microglia 10 μM 2, 8, 24 h To study the effect of SP600125 on LPA-induced secretion of IL-6, TNFα, IL-1β, CXCL10, CXCL2, and CCL5, results showed that SP600125 significantly inhibited the secretion of these cytokines. PMC7178949
Primary murine microglia 10 μM 0.5, 24 h To study the effect of SP600125 on LPA-induced ROS and NO production, results showed that SP600125 significantly inhibited ROS and NO production. PMC7178949
U87Δ cells 10 μM 24 hours Inhibition of JNK activity significantly reduced IL-8 secretion PMC3537826
Human Cardiac Fibroblasts (HCFs) 3 μM 1-hour pretreatment followed by 12-hour TNF-α stimulation Inhibition of TNF-α-induced CCL20 protein secretion, demonstrating the role of p38 MAPK in CCL20 expression PMC9409325

In Vivo:

Species
Animal Model
Administration Dosage Frequency Description References
Mice APAP-induced liver injury model Intraperitoneal injection 20 mg/kg Single dose, 2 hours SP600125 completely inhibited APAP-induced liver injury, blocking JNK phosphorylation. PMC10338307
Mice and rats Neonatal rat and mouse models Intraperitoneal injection 30 mg/kg (mice), 45 mg/kg (rats) Once daily for 10 days (rats) or 4 days (mice) Validated SP600125's ability to inhibit folliculogenesis in vivo, showing significant reduction in primary follicles but weaker effects on secondary and antral follicles PMC9169708

Protocol

Bio Calculators
Preparing Stock Solutions 1mg 5mg 10mg

1 mM

5 mM

10 mM

4.54mL

0.91mL

0.45mL

22.70mL

4.54mL

2.27mL

45.41mL

9.08mL

4.54mL

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