CAS No. 1542705-92-9

Batch: Purity:99.18
CB-5083 Chemical Structure
Chemical Structure
Check the CB-5083 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 1-[4-(benzylamino)-7,8-dihydro-5H-pyrano[4,3-d]pyrimidin-2-yl]-2-methylindole-4-carboxamide
CAS Number 1542705-92-9
Molecular Formula

C24H23N5O2

Molecular Weight (MW) 413.47
SMILES CC1=CC2=C(C=CC=C2N1C3=NC4=C(COCC4)C(=N3)NCC5=CC=CC=C5)C(=O)N
InChIKey RDALZZCKQFLGJP-UHFFFAOYSA-N

Ordering Information

Biological Activity

CB-5083 is a potent, selective, and orally bioavailable p97 AAA ATPase inhibitor with an IC50 of. By targeting p97, CB-5083 disrupts protein homeostasis, causing accumulation of polyubiquitinated proteins and inducing unresolved endoplasmic reticulum stress. Activation of the unfolded protein response pathway leads to irreversible cellular damage and apoptosis in multiple cancer cell lines. [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 82 mg/mL (198.32 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 29 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.