2114798 9304036 PCTABS00020 Compounds having the formula R-(CH2)m-CO-R' wherein R is a 5 to 7 member carbocyclic system or an 8 to 11 member carbobicyclic system or any such system substituted with one or more of F, Cl, Br, OH, C1 to C4 alkyl, C1 to C4 alkoxy, CF3, phenyl, amino, C1 to C4 alkylamino and di(C1 to C4 alkyl)amino; m is 0 or 1; R' is -¢NH(CH2)n!xNH2; each n is independently 2 to 5; and x is 1 to 6, and their pharmaceutically acceptable acid addition salts are potent excitatory amino acid neurotransmitter antagonists. These compounds are useful as mammalian psychotherapeutants, as the active ingredient in pharmaceutical compositions for treating conditions in mammals which are mediated by excitatory amino acid neurotransmitters and in the control of invertebrate pests.
SYNTHETIC ARYL POLYAMINES AS EXCITATORY AMINO ACID NEUROTRANSMITTER ANTAGONISTS