Catalog Number: 2701
Chemical Name: 1,4-Dihydro-6-(1H-imidazol-1-yl)-7-nitro-2,3-quinoxalinedione hydrochloride
Biological Activity
Selective AMPA receptor antagonist (Ki values are 84, 2200 and > 37000 nM for AMPA, kainate and NMDA receptors respectively). Neuroprotective; delays neuronal death in a global ischemia model and cerebral infarction in a focal ischemia model following postischemic administration.
Technical Data
  • M.Wt:
    309.67
  • Formula:
    C11H7N5O4.HCl
  • Solubility:
    Soluble to 10 mM in DMSO with gentle warming
  • Purity:
    >99%
  • Storage:
    Desiccate at RT
  • CAS No:
    154164-30-4
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis. All Tocris products are intended for laboratory research use only.
Additional Information
Licensing Caveats:
Sold with the permission of Astellas Pharma Inc.
Background References
  1. 6-(1H-imidazol-1-yl)-7-nitro-2,3(1H,4H)-quinoxalinedione hydrochloride (YM90K) and related compounds: structure-activity relationships for the AMPA-type non-NMDA receptor.
    Ohmori et al.
    J.Med.Chem., 1994;37:467
  2. Neuroprotective effect of a novel AMPA receptor antagonist, YM90K, in rat focal cerebral ischaemia.
    Umemura et al.
    Brain Res., 1997;773:61
  3. A potent AMPA/kainate receptor antagonist, YM90K, attenuates the loss of N-acetylaspartate in the hippocampal CA1 area after transient unilateral forebrain ischemia in gerbils.
    Nakano et al.
    Life Sci., 2001;69:1983

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