CAS No. 1213269-23-8

Batch: Purity:99.76
WZ4002 Chemical Structure
Chemical Structure
Check the WZ4002 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-[3-[5-chloro-2-[2-methoxy-4-(4-methylpiperazin-1-yl)anilino]pyrimidin-4-yl]oxyphenyl]prop-2-enamide
CAS Number 1213269-23-8
Molecular Formula

C25H27ClN6O3

Molecular Weight (MW) 494.18
SMILES CN1CCN(CC1)C2=CC(=C(C=C2)NC3=NC=C(C(=N3)OC4=CC=CC(=C4)NC(=O)C=C)Cl)OC
InChIKey ITTRLTNMFYIYPA-UHFFFAOYSA-N

Ordering Information

Biological Activity

WZ4002 is a novel, mutant-selective, irreversible EGFR inhibitor targeting EGFR L858R and EGFR T790M. By selectively blocking mutant EGFR phosphorylation over wild-type EGFR, WZ4002 disrupts downstream oncogenic signaling pathways. This targeted inhibition effectively impairs cell proliferation and drives apoptosis in gefitinib-resistant cancer cells and animal tumor models harboring EGFR T790M mutations. [1]

How to Prepare Stock Solution?

Concentration Volume Mass
1 mg 5 mg 10 mg
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Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 13 mg/mL (26.3 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.