CGP 78608 hydrochloride 0 412.9543 414.58 C[C@@H](NCc1cc(Br)cc2nc(=O)c(=O)nc12)P(=O)(O)O.Cl MZQQZBPMRPDKTB-JEDNCBNOSA-N chebi_ontology (1S)-N-[(7-bromo-2,3-dioxo-1,2,3,4-tetrahydroquinoxalin-5-yl)methyl]-1-phosphonoethanaminium chloride CHEBI:64065 A hydrochloride that is the monohydrochloride salt of CGP 78608. Potent and selective NMDA antagonist that acts through the glycine site (IC<small>₅₀</small> = 5 nM). Displays >500-fold selectivity over kainate and AMPA receptors (IC<small>₅₀</small> values are 2.7 and 3 μM respectively). Anticonvulsant in vivo following systemic administration. (1S)-N-[(7-bromo-2,3-dioxo-1,2,3,4-tetrahydroquinoxalin-5-yl)methyl]-1-phosphonoethanaminium chloride InChI=1S/C11H13BrN3O5P.ClH/c1-5(21(18,19)20)13-4-6-2-7(12)3-8-9(6)15-11(17)10(16)14-8;/h2-3,5,13H,4H2,1H3,(H,14,16)(H,15,17)(H2,18,19,20);1H/t5-;/m0./s1 [(1S)-1-{[(7-bromo-2,3-dioxo-1,2,3,4-tetrahydroquinoxalin-5-yl)methyl]amino}ethyl]phosphonic acid hydrochloride [(1S)-1-{[(7-bromo-2,3-dioxo-1,2,3,4-tetrahydroquinoxalin-5-yl)methyl]amino}ethyl]phosphonic acid hydrochloride C11H13BrN3O5P.HCl ionic salt