CAS No. 82-08-6

Batch: Purity:98.06
Rottlerin Chemical Structure
Chemical Structure
Check the Rottlerin product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name (E)-1-[6-[(3-acetyl-2,4,6-trihydroxy-5-methylphenyl)methyl]-5,7-dihydroxy-2,2-dimethylchromen-8-yl]-3-phenylprop-2-en-1-one
CAS Number 82-08-6
Molecular Formula

C30H28O8

Molecular Weight (MW) 516.54
SMILES CC1=C(C(=C(C(=C1O)C(=O)C)O)CC2=C(C(=C3C(=C2O)C=CC(O3)(C)C)C(=O)C=CC4=CC=CC=C4)O)O
InChIKey DEZFNHCVIZBHBI-ZHACJKMWSA-N

Ordering Information

Biological Activity

Rottlerin is a natural polyphenolic compound acting as a protein kinase inhibitor that targets PKCδ (IC50 3 μM) and CaM kinase III. It also inhibits other kinase isoforms including PKCα (IC50 30 μM) and PKA at higher concentrations. Through kinase modulation, Rottlerin disrupts cellular signaling pathways, suppressing proliferation and inducing apoptosis in various cancer cell lines. [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 11 mg/mL (21.29 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 1 mg/mL
Water ˂1 mg/mL
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).

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