CAS No. 1032568-63-0

Batch: Purity:99.74
Copanlisib (BAY 80-6946) Chemical Structure
Chemical Structure
Check the Copanlisib (BAY 80-6946) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 2-amino-N-[7-methoxy-8-(3-morpholin-4-ylpropoxy)-2,3-dihydro-1H-imidazo[1,2-c]quinazolin-5-ylidene]pyrimidine-5-carboxamide
CAS Number 1032568-63-0
Molecular Formula

C23H28N8O4

Molecular Weight (MW) 480.52
SMILES COC1=C(C=CC2=C3NCCN3C(=NC(=O)C4=CN=C(N=C4)N)N=C21)OCCCN5CCOCC5
InChIKey MWYDSXOGIBMAET-UHFFFAOYSA-N

Ordering Information

Biological Activity

Copanlisib (BAY 80-6946) is a pan-class I phosphatidylinositol 3-kinase (PI3K) inhibitor targeting PI3Kα, PI3Kβ, PI3Kγ, and PI3Kδ. By blocking class I PI3K isoforms, it inhibits downstream AKT/mTOR pathway signaling, leading to reduced cell proliferation and induction of apoptosis in tumor 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
5%TFA 8 mg/mL
DMSO Insoluble
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)
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.