CAS No. 1801787-56-3

Batch: Purity:99.96
OICR-9429 Chemical Structure
Chemical Structure
Check the OICR-9429 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-[2-(4-methylpiperazin-1-yl)-5-[3-(morpholin-4-ylmethyl)phenyl]phenyl]-6-oxo-4-(trifluoromethyl)-1H-pyridine-3-carboxamide
CAS Number 1801787-56-3
Molecular Formula

C29H32F3N5O3

Molecular Weight (MW) 555.59
SMILES CN1CCN(CC1)C2=C(C=C(C=C2)C3=CC=CC(=C3)CN4CCOCC4)NC(=O)C5=CNC(=O)C=C5C(F)(F)F
InChIKey DJOVLOYCGXNVPI-UHFFFAOYSA-N

Ordering Information

Biological Activity

OICR-9429 is a small-molecule antagonist of the interaction of WD repeat domain 5 (WDR5) with MLL and histone H3, binding to WDR5 with a KD of. By disrupting WDR5 interactions within the MLL histone methyltransferase complex, OICR-9429 alters downstream gene transcription programs. This targeted inhibition suppresses cell proliferation and selectively reduces cell viability in acute myeloid leukemia cells.

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 41 mg/mL (73.79 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 14 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).
Note: Technical data last updated: Sep 1, 2026.