2D Structure
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2D chemical structural formula diagram.

3D Structure
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This 3D model represents a theoretically simulated conformation and is for reference only.

Check the MTX-211 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-[2-chloro-5-[4-(3-chloro-4-fluoroanilino)quinazolin-6-yl]-3-pyridinyl]methanesulfonamide
CAS Number 1952236-05-3
Molecular Formula

C20H14Cl2FN5O2S
Molecular Weight (MW) 478.33
SMILES CS(=O)(=O)NC1=C(N=CC(=C1)C2=CC3=C(C=C2)N=CN=C3NC4=CC(=C(C=C4)F)Cl)Cl
InChIKey GUYKCXXNIKKSBC-UHFFFAOYSA-N

How to Prepare Stock Solution?

Concentration Volume Mass
🧮 Molarity Calculator

Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 48 mg/mL (100.34 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.