CAS No. 2230821-27-7

Batch: Purity:99.99
Gefitinib-based PROTAC 3   Chemical Structure
Chemical Structure
Check the Gefitinib-based PROTAC 3 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name (2S,4R)-1-[(2S)-2-[3-[2-[5-[4-(3-chloro-4-fluoroanilino)-7-methoxyquinazolin-6-yl]oxypentoxy]ethoxy]propanoylamino]-3,3-dimethylbutanoyl]-4-hydroxy-N-[[4-(4-methyl-1,3-thiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide
CAS Number 2230821-27-7
Molecular Formula
C47H57ClFN7O8S
Molecular Weight (MW) 934.51
SMILES CC1=C(SC=N1)C2=CC=C(C=C2)CNC(=O)C3CC(CN3C(=O)C(C(C)(C)C)NC(=O)CCOCCOCCCCCOC4=C(C=C5C(=C4)C(=NC=N5)NC6=CC(=C(C=C6)F)Cl)OC)O
InChIKey NICKHWYZMNLEPJ-TZSMONEZSA-N

Ordering Information

Biological Activity

Gefitinib-based PROTAC 3 is a VHL-recruiting proteolysis targeting chimera (PROTAC) that targets epidermal growth factor receptor (EGFR) for proteasomal degradation. By linking an EGFR-binding moiety to a VHL ligand, it selectively degrades mutant EGFR variants, including Exon 19 deletion and L858R mutants, in non-small cell lung cancer cells. This targeted degradation impairs downstream receptor tyrosine kinase signaling, leading to inhibition of cancer cell proliferation and survival. [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 (107.0 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).

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