CAS No. 1338806-73-7

Batch: Purity:99.56
CFI-400945 Chemical Structure
Chemical Structure
Check the CFI-400945 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name (2'S,3R)-2'-[3-[(E)-2-[4-[[(2S,6R)-2,6-dimethylmorpholin-4-yl]methyl]phenyl]ethenyl]-1H-indazol-6-yl]-5-methoxyspiro[1H-indole-3,1'-cyclopropane]-2-one
CAS Number 1338806-73-7
Molecular Formula

C33H34N4O3

Molecular Weight (MW) 534.65
SMILES CC1CN(CC(O1)C)CC2=CC=C(C=C2)C=CC3=NNC4=C3C=CC(=C4)C5CC56C7=C(C=CC(=C7)OC)NC6=O
InChIKey DADASRPKWOGKCU-FVTQAUBDSA-N

Ordering Information

Biological Activity

CFI-400945 is an orally active, potent, and selective polo-like kinase 4 (PLK4) inhibitor. By inhibiting PLK4 enzymatic activity, it deregulates centriole duplication, leading to abnormal spindle assembly, severe mitotic defects, and chromosome missegregation. These disruptions impair cell cycle progression and induce apoptosis in cancer cell lines, demonstrating significant preclinical antitumor activity. [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 100 mg/mL (187.03 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 100 mg/mL
Water 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.