CAS No. 2893978-54-4

Batch: Purity:97.53
AZ3246 Chemical Structure
Chemical Structure
Check the AZ3246 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 5-cyclopropyl-6-(3-methylimidazo[4,5-c]pyridin-7-yl)-3-[[3-methyl-1-(2,2,2-trifluoroethyl)pyrazol-4-yl]amino]pyrazine-2-carboxamide
CAS Number 2893978-54-4
Molecular Formula

C21H20F3N9O

Molecular Weight (MW) 471.44
InChIKey YLGMPWWMPCGYBF-UHFFFAOYSA-N

Ordering Information

Biological Activity

AZ3246 is a selective inhibitor of hematopoietic progenitor kinase 1 (HPK1). By targeting HPK1, AZ3246 relieves negative regulation of T-cell receptor signaling, leading to enhanced interleukin-2 secretion and restored T-cell activity. This activation of immune cell signaling pathways promotes downstream antitumor immune responses, resulting in suppressed tumor growth in preclinical models. [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 Insoluble
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous 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).
Note: Technical data last updated: Sep 1, 2026.