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S44819

Chemical Structure : S44819

CAS No.: 1398496-82-6

S44819 (S-44819;Egis-13529;Afizagabar)

Catalog No.: PC-35544Not For Human Use, Lab Use Only.

S44819 (S-44819, Egis-1352 Afizagabar) is a novel potent, competitive, selective antagonist of the α5-GABAAR with Kd of 221 nM, IC50 of 585 nM (α5β2γ2).

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Purity & Documentation Purity: >98% (HPLC)

Biological Activity

S44819 (S-44819, Egis-1352 Afizagabar) is a novel potent, competitive, selective antagonist of the α5-GABAAR with Kd of 221 nM, IC50 of 585 nM (α5β2γ2); does not inhibit the activation of α5-GABAARs by etomidate, displays week activity against α1β2γ2 (IC50=2.4 uM) and α3β2γ2 (IC50=3.7 uM); enhances hippocampal synaptic plasticity and exhibits pro-cognitive efficacy in vivo.

Stroke

Phase 2 Clinical

Physicochemical Properties

M.Wt 365.382
Formula C19H12FN3O2S
Appearance Solid
CAS No.
Storage
Solide Powder
-20 °C 12 Months; 4°C 6 Months
In Solvent
-80 °C 6 Months; -20°C 6 Months
Shipping
Solubility

10 mM in DMSO

Chemical Name/SMILES

5-(4-Fluoro-1-benzothiophen-2-yl)-8-methyl-1,9-dihydro2H-[1,3]oxazolo[4,5-H][2,3]benzodiazepin-2-one

References

1. Darmani G, et al. J Neurosci. 2016 Dec 7;36(49):12312-12320.

2. Gacsályi I, et al. Neuropharmacology. 2017 Oct;125:30-38.

3. Etherington LA, et al. Neuropharmacology. 2017 Oct;125:353-364.

4. Gacsályi I, et al. Eur J Pharmacol. 2018 Jul 21;834:118-125.

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