Date published: 2026-4-1

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NMDAε4 Inhibitors

NMDAε4 inhibitors belong to a specific chemical class of compounds that target a variant of the N-methyl-D-aspartate (NMDA) receptor known as NMDAε4. The NMDA receptor is a subtype of ionotropic glutamate receptors found in the central nervous system, playing a critical role in synaptic plasticity and memory formation. The ε4 variant of the NMDA receptor has garnered attention due to its association with certain neurological conditions, but its precise function and implications are subjects of ongoing research. NMDAε4 inhibitors are designed to selectively interact with the NMDAε4 receptor, modulating its activity and affecting synaptic transmission and plasticity. By specifically targeting this variant, these inhibitors may offer a means to explore the functional role of NMDAε4 in neuronal signaling and cognition. The study of NMDAε4 inhibitors is an area of active research in neuroscience, where scientists aim to gain a deeper understanding of the complex mechanisms underlying synaptic plasticity and cognitive processes. Researchers are investigating the precise mechanisms by which NMDAε4 inhibitors interact with the receptor and how they may influence neuronal function and plasticity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

D(−)-2-Amino-5-phosphonovaleric acid (D-AP5)

79055-68-8sc-200434
5 mg
$97.00
2
(1)

Also called AP5, this compound is a competitive NMDA receptor antagonist that can also inhibit NMDAε4 function.

Ifenprodil hemitartrate

23210-58-4sc-203601B
sc-203601
sc-203601A
5 mg
10 mg
50 mg
$39.00
$61.00
$142.00
(0)

Ifenprodil hemitartrate is a compound that has been shown to preferentially inhibit the NR2B subunit of the NMDA receptor, which is present in NMDAε4.

TCN 201

852918-02-6sc-361373
sc-361373A
10 mg
50 mg
$175.00
$739.00
(0)

TCN 201 is a compound that has been investigated for its potential to inhibit NMDA receptor activity, including NMDAε4.

BQ 788 sodium salt

156161-89-6sc-203534
sc-203534A
sc-203534B
1 mg
5 mg
25 mg
$318.00
$1297.00
$5000.00
2
(1)

BQ 788 sodium salt is a selective antagonist of the endothelin B receptor that can also inhibit NMDA receptor function.