CAS No. 405060-95-9

Batch: Purity:99.94
Salubrinal Chemical Structure
Chemical Structure
Check the Salubrinal product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name (E)-3-phenyl-N-[2,2,2-trichloro-1-(quinolin-8-ylcarbamothioylamino)ethyl]prop-2-enamide
CAS Number 405060-95-9
Molecular Formula

C21H17Cl3N4OS

Molecular Weight (MW) 479.81
SMILES C1=CC=C(C=C1)C=CC(=O)NC(C(Cl)(Cl)Cl)NC(=S)NC2=CC=CC3=C2N=CC=C3
InChIKey LCOIAYJMPKXARU-VAWYXSNFSA-N

Ordering Information

Biological Activity

Salubrinal is a selective inhibitor of eIF2α dephosphorylation that protects cells against endoplasmic reticulum stress-mediated apoptosis with an EC50 of approximately. By blocking eIF2α phosphatase complexes, it maintains elevated levels of phosphorylated eIF2α, leading to translational attenuation and reduced accumulation of unfolded proteins. This suppression of ER stress pathways promotes cell survival under proteotoxic conditions. [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 96 mg/mL (200.07 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 2 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.