CAS No. 1798871-30-3

Batch: Purity:99.17
Centrinone (LCR-263) Chemical Structure
Chemical Structure
Check the Centrinone (LCR-263) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 2-[2-fluoro-4-[(2-fluoro-3-nitrophenyl)methylsulfonyl]phenyl]sulfanyl-5-methoxy-N-(5-methyl-1H-pyrazol-3-yl)-6-morpholin-4-ylpyrimidin-4-amine
CAS Number 1798871-30-3
Molecular Formula

C26H25F2N7O6S2

Molecular Weight (MW) 633.65
SMILES COC1=C(N=C(SC2=CC=C(C=C2F)[S](=O)(=O)CC3=CC=CC(=C3F)[N+]([O-])=O)N=C1NC4=N[NH]C(=C4)C)N5CCOCC5
InChIKey HHJSKDRCUMVWKF-UHFFFAOYSA-N

Ordering Information

Biological Activity

Centrinone (LCR-263) is a selective and reversible polo-like kinase 4 (PLK4) inhibitor with a Ki of. By inhibiting PLK4, Centrinone blocks centriole duplication, resulting in the continuous depletion of centrosomes in dividing cells. This disruption activates a p53-dependent cell cycle arrest in G1 phase or causes prolonged mitosis and genomic instability, effectively suppressing cell proliferation in various human cancer cell lines. [1]

How to Prepare Stock Solution?

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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 (157.81 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).

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