CAS No. 57477-39-1

Batch: Purity:99.94
BRL-54443 Chemical Structure
Chemical Structure
Check the BRL-54443 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 57477-39-1
Molecular Formula

C14H18N2O

Molecular Weight (MW) 230.31
SMILES CN1CCC(CC1)C2=CNC3=C2C=C(C=C3)O

Ordering Information

Biological Activity

BRL-54443 is a selective serotonin receptor agonist targeting 5-HT1E (pKi 8.7) and 5-HT1F (pKi 9.25) receptors, displaying weak binding affinity for 5-HT1A, 5-HT1B, and 5-HT1D receptors. Activation of 5-HT1E and 5-HT1F receptors leads to the inhibition of adenylate cyclase and reduction of intracellular cAMP signaling. Downstream, this receptor activation modulates neurovascular function, inhibits trigeminal nociceptive transmission, and regulates serotonin-mediated synaptic signaling pathways. [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 46 mg/mL (199.73 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.