CAS No. 13739-02-1

Batch: Purity:99.25
Diacerein Chemical Structure
Chemical Structure
Check the Diacerein product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 13739-02-1
Molecular Formula

C19H12O8

Molecular Weight (MW) 368.29
SMILES CC(=O)OC1=CC=CC2=C1C(=O)C3=C(C2=O)C=C(C=C3OC(=O)C)C(=O)O

Ordering Information

Biological Activity

Diacerein is an anthraquinone inhibitor of pro-inflammatory cytokine interleukin-1β (IL-1β) production and signaling. By downregulating IL-1β expression and blocking downstream activation of NF-κB signaling, diacerein suppresses the production of matrix metalloproteinases, specifically MMP-1 and MMP-3. Consequently, this inhibition attenuates cartilage extracellular matrix degradation, reduces chondrocyte apoptosis, and mitigates tissue inflammation associated with arthritic pathologies. [1]

How to Prepare Stock Solution?

Concentration Volume Mass
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Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 18 mg/mL (48.87 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Water Insoluble
Ethanol Insoluble
FAQ
Q: Why does a DMSO stock precipitate in media/saline?
A: It is caused by unheated aqueous media (supersaturation), local solvent shock, or incorrect mixing sequence.
How to fix it?
  • Preheat media/saline to 37°C.
  • Mix rapidly (pipette/vortex) upon addition.
  • For complex mixes, always add the aqueous phase last.
  • Re-dissolve minor precipitates with a 37°C water bath and sonication (≤30 min).

Aliquotting Service

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Note: Technical data last updated: Sep 1, 2026.