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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
U87Δ cells 10 μM 24 hours Inhibition of JNK activity significantly reduced IL-8 secretion Oncogene. 2012 Sep 6;31(36):4054-66.
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 Int J Mol Sci. 2022 Aug 13;23(16):9086.
C4-2B cells 20 μM 24 h Inhibit JNK activation, reverse USP33 knockout-induced apoptosis Cell Death Differ. 2020 Jun;27(6):1938-1951.
PC3 cells 20 μM 24 h Inhibit JNK activation, reverse USP33 knockout-induced apoptosis Cell Death Differ. 2020 Jun;27(6):1938-1951.
COS7 cells 12.5 µM 24 h Induced luciferase signal through MISR2 activation, validating SP600125 as an MISR2 agonist Proc Natl Acad Sci U S A. 2022 Apr 12;119(15):e2122512119.
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. J Neuroinflammation. 2020 Apr 23;17(1):127.
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. J Neuroinflammation. 2020 Apr 23;17(1):127.
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. J Neuroinflammation. 2020 Apr 23;17(1):127.
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. J Neuroinflammation. 2020 Apr 23;17(1):127.

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. JHEP Rep. 2023 Apr 21;5(8):100766
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 Proc Natl Acad Sci U S A. 2022 Apr 12;119(15):e2122512119.

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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