Molecular Weight: 511.45 g/mol

Zedoresertib (Debio-0123, WEE1-IN-5) Chemical Structure
Chemical Structure
Check the Zedoresertib (Debio-0123, WEE1-IN-5) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

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 (195.52 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 5 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).

Chemical Information

IUPAC Name 6-(2,6-dichlorophenyl)-8-methyl-2-[3-methyl-4-(1-methylpiperidin-4-yl)anilino]-7H-pyrimido[4,5-d]pyrimidin-5-one
CAS Number 2243882-74-6
Molecular Formula

C26H28CI2N6O

Molecular Weight (MW) 511.45
InChIKey VWHNEYAANMETIA-UHFFFAOYSA-N
Note: Technical data last updated: Sep 1, 2026.