CAS No. 1691249-45-2

Batch: Purity:99.79
Zanubrutinib (BGB-3111) Chemical Structure
Chemical Structure
Check the Zanubrutinib (BGB-3111) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name (7S)-2-(4-phenoxyphenyl)-7-(1-prop-2-enoylpiperidin-4-yl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxamide
CAS Number 1691249-45-2
Molecular Formula

C27H29N5O3

Molecular Weight (MW) 471.55
SMILES C=CC(=O)N1CCC(CC1)C2CCNC3=C(C(=NN23)C4=CC=C(C=C4)OC5=CC=CC=C5)C(=O)N
InChIKey RNOAOAWBMHREKO-QFIPXVFZSA-N

Ordering Information

Biological Activity

Zanubrutinib (BGB-3111) is a potent, selective, and irreversible Bruton's tyrosine kinase (BTK) inhibitor with lower off-target inhibitory activity against ITK, JAK3, and EGFR. By covalently binding to the active site of BTK, it blocks B-cell receptor (BCR) signaling and downstream PLCγ2 activation, leading to inhibition of B-cell proliferation, survival, and cellular adhesion in hematologic malignancies. [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 94 mg/mL (199.34 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 94 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.