883093-10-5

883093-10-5 structure
883093-10-5 structure
  • Name: RO 4938581
  • Chemical Name: RO4938581
  • CAS Number: 883093-10-5
  • Molecular Formula: C13H8BrF2N5
  • Molecular Weight: 352.137
  • Catalog: Signaling Pathways Membrane Transporter/Ion Channel GABA Receptor
  • Create Date: 2018-06-27 20:52:42
  • Modify Date: 2024-01-29 06:48:27
  • RO 4938581 is a potent and selective GABAA α5 inverse agonist, with a Ki of 4.6 nM for GABAA α5β3γ2a, and shows a lower affinity at α1β3γ2a, α2β3γ2a, α3β3γ2a (Ki, 174, 185, 80 nM, respectively); RO 4938581 is used in the research of cognitive dysfunction.

Name RO4938581
Synonyms 9H-Imidazo[1,5-a][1,2,4]triazolo[1,5-d][1,4]benzodiazepine, 3-bromo-10-(difluoromethyl)-
MFCD28133556
RO4938581
3-Bromo-10-(difluoromethyl)-9H-imidazo[1,5-a][1,2,4]triazolo[1,5-d][1,4]benzodiazepine
RO 4938581
Description RO 4938581 is a potent and selective GABAA α5 inverse agonist, with a Ki of 4.6 nM for GABAA α5β3γ2a, and shows a lower affinity at α1β3γ2a, α2β3γ2a, α3β3γ2a (Ki, 174, 185, 80 nM, respectively); RO 4938581 is used in the research of cognitive dysfunction.
Related Catalog
Target

Ki: 4.6 nM (GABAA α5β3γ2a), 174 nM (GABAA α1β3γ2a), 185 nM (GABAA α2β3γ2a), 80 nM (GABAA α3β3γ2a)[1]

In Vitro RO 4938581 is a potent and selective GABAA α5 inverse agonist, with a Ki of 4.6 nM for GABAA α5β3γ2a, and shows a lower affinity at α1β3γ2a, α2β3γ2a, α3β3γ2a (Ki, 174, 185, 80 nM, respectively)[1].
In Vivo RO 4938581 (0.3-1 mg/kg, p.o.) reverses a working memory impairment induced by scopolamine the delayed match to position (DMTP) task and a spatial learning impairment induced by diazepam (RO 4938581; 1-10 mg/kg, po)[1].
References

[1]. Knust H, et al. The discovery and unique pharmacological profile of RO4938581 and RO4882224 as potent and selective GABAA alpha5 inverse agonists for the treatment of cognitive dysfunction. Bioorg Med Chem Lett. 2009 Oct 15;19(20):5940-4.

Density 1.9±0.1 g/cm3
Boiling Point 559.8±60.0 °C at 760 mmHg
Molecular Formula C13H8BrF2N5
Molecular Weight 352.137
Flash Point 292.4±32.9 °C
Exact Mass 350.993103
LogP 2.83
Vapour Pressure 0.0±1.5 mmHg at 25°C
Index of Refraction 1.784