2. Signaling Pathways
  3. Membrane Transporter/Ion Channel
    Neuronal Signaling
  4. iGluR
  5. AMPA Receptor Isoform
  6. AMPA Receptor Antagonist

AMPA Receptor Antagonist

AMPA Receptor Antagonists (20):

Cat. No. Product Name Effect Purity
  • HY-15066
    CNQX
    		Antagonist 99.65%
    CNQX (FG9065) is a potent and competitive AMPA/kainate receptor antagonist with IC50s of 0.3 μM and 1.5 μM, respectively. CNQX is a competitive non-NMDA receptor antagonist. CNQX blocks the expression of fear-potentiated startle in rats.
  • HY-15068
    NBQX
    		Antagonist 98.50%
    NBQX (FG9202) is a highly selective and competitive AMPA receptor antagonist. NBQX has neuroprotective and anticonvulsant activity.
  • HY-117176
    KRP-199
    		Antagonist
    KRP-199 (compound 14h) is an α-amino-3-hydroxy-5-methylisoxazolepropionic acid receptor (AMPA-R) antagonist (Ki=16 nM) with high potency and selectivity for AMPA-R in vitro and good neuroprotective effects in vivo. KRP-199 can be used in the study of neurodegenerative diseases.
  • HY-15067
    DNQX
    		Antagonist 99.26%
    DNQX (FG 9041), a quinoxaline derivative, is a selective, potent competitive non-NMDA glutamate receptor antagonist (IC50s = 0.5, 2 and 40 μM for AMPA, kainate and NMDA receptors, respectively).
  • HY-B0122
    Topiramate
    		Antagonist ≥98.0%
    Topiramate (McN 4853) is a broad-spectrum antiepileptic agent. Topiramate is a GluR5 receptor antagonist. Topiramate produces its antiepileptic effects through enhancement of GABAergic activity, inhibition of kainate/AMPA receptors, inhibition of voltage-sensitive sodium and calcium channels, increases in potassium conductance, and inhibition of carbonic anhydrase.
  • HY-15066A
    CNQX disodium
    		Antagonist 99.73%
    CNQX disodium (FG9065 disodium) is a potent and competitive AMPA/kainate receptor antagonist with IC50s of 0.3 μM and 1.5 μM, respectively. CNQX disodium is a competitive non-NMDA receptor antagonist. CNQX disodium blocks the expression of fear-potentiated startle in rats.
  • HY-103234A
    GYKI 52466 dihydrochloride
    		Antagonist 99.75%
    GYKI 52466 dihydrochloride is an orally active, highly selective and noncompetitive AMPA/kainate receptor antagonist with the IC50 values of 7.5 and 11μM, respectively. GYKI 52466 dihydrochloride has good blood brain barrier permeability and anticonvulsant effect. GYKI 52466 dihydrochloride can be used in Parkinson's disease research.
  • HY-15079
    Talampanel
    		Antagonist 99.77%
    Talampanel (LY300164) is an orally and selective α-amino-3-hydroxy-5-methyl-4-isoxazolepropionate (AMPA) receptor antagonis with anti-seizure activity. Talampanel (IVAX) has neuroprotective effects in rodent stroke models. Talampanel attenuates caspase-3 dependent apoptosis in mouse brain.
  • HY-108707
    LY3130481
    		Antagonist 99.84%
    LY3130481 is an orally available AMPA receptor antagonist, selectively inhibiting the IC50 value of AMPA/TARP γ-8 at 65 nM. LY3130481 has anticonvulsant, antiepileptic, and pain-relieving effects.
  • HY-103228
    GYKI 53655 hydrochloride
    		Antagonist 98.15%
    GYKI 53655 (LY300168) hydrochloride is an α-amino-3-hydroxy-5-methylisoxazole-4-propionic acid (AMPA) antagonist.
  • HY-106467B
    Caroverine hydrochloride
    		Antagonist
    Caroverine hydrochloride is a potent, competitive and reversible antagonist of NMDA and AMPA glutamate receptor. Caroverine hydrochloride is also an antioxidant and calcium-blocking agent that exhibits vasorelaxant action. Caroverine hydrochloride can be used for the research of inner ear tinnitus.
  • HY-15069
    Fanapanel
    		Antagonist 99.34%
    Fanapanel (ZK200775) is a highly selective AMPA/kainate antagonist with little activity against NMDA; have Ki values of 3.2 nM, 100 nM, and 8.5 μM against quisqualate, kainate, and NMDA, respectively.
  • HY-104020A
    Philanthotoxin 74 dihydrochloride
    		Antagonist 98.47%
    Philanthotoxin 74 dihydrochloride (PhTx 74) is an AMPAR antagonist; inhibits GluR3 and GluR1 with IC50s of 263 and 296 nM, respectively.
  • HY-15068A
    NBQX disodium
    		Antagonist
    NBQX disodium (FG9202 disodium) is a highly selective and competitive AMPA receptor antagonist. NBQX disodium has neuroprotective and anticonvulsant activity.
  • HY-18689
    SYM2206
    		Antagonist 99.83%
    SYM2206 is a potent and non-competitive AMPA receptor antagonist, with an IC50 of 1.6 μM. SYM2206 blocks Nav1.6-mediated persistent currents.
  • HY-110234
    Topiramate D12
    		Antagonist 99.90%
    Topiramate D12 (McN 4853 D12) is a deuterium labeled Topiramate. Topiramate is a broad-spectrum antiepileptic agent. Topiramate is a GluR5 receptor antagonist. Topiramate produces its antiepileptic effects through enhancement of GABAergic activity, inhibition of kainate/AMPA receptors, inhibition of voltage-sensitive sodium and calcium channels, increases in potassium conductance, and inhibition of carbonic anhydrase.
  • HY-15069A
    Fanapanel hydrate
    		Antagonist 99.76%
    Fanapanel hydrate (ZK200775 hydrate) is a highly selective AMPA/kainate antagonist with little activity against NMDA; have Ki values of 3.2 nM, 100 nM, and 8.5 μM against quisqualate, kainate, and NMDA, respectively.
  • HY-12503
    CFM-2
    		Antagonist 98.93%
    CFM-2 is a potent and selective non-competitive AMPAR antagonist. CFM-2 possesses anticonvulsant activity in various models of seizures.
  • HY-103234
    GYKI 52466
    		Antagonist
    GYKI 52466 is an orally active, highly selective and noncompetitive AMPA/kainate receptor antagonist with the IC50 values of 7.5 and 11μM, respectively. GYKI 52466 has good blood brain barrier permeability and anticonvulsant effect. GYKI 52466 can be used in Parkinson's disease research.
  • HY-100781
    D-AP4
    		Antagonist
    D-AP4 (D-APB; D-2-Amino-4-phosphonobutyric acid), a phosphono analogue of glutamate, is an NMDA broad spectrum excitatory amino acid receptor antagonist. D-AP4 also is an agonist for a quisqualate-sensitized AP6 site in hippocampus. D-AP4 inhibits AMPA receptor-stimulated 57Co2+ influx in cultured cerebellar granule cells (IC50 ≥ 100 μM).