Patent ID: 7897639

Claim:
A carbamoyl ester that inhibits a cholinesterase, comprising an amine group that, upon hydrolysis, becomes at least a component of a pharmacologically active agent, wherein the pharmacologically active agent is an amphetamine compound, further wherein the carbamoyl ester is: wherein R 1 is selected from the group consisting of hydrogen, unsubstituted alkyl, substituted alkyl, unsubstituted aralkyl, substituted aralkyl, unsubstituted heteroalkyl, substituted heteroalkyl, unsubstituted heteroaralkyl, substituted heteroaralkyl, unsubstituted aryl, substituted aryl, unsubstituted heteroaryl, substituted heteroaryl, unsubstituted cycloalkyl, substituted cycloalkyl, unsubstituted heterocycloalkyl and substituted heterocycloalkyl; R 2 is selected from the group consisting of unsubstituted aralkyl and substituted aralkyl, wherein said aralkyl group is an aryl substituent linked by a branched alkyl group having from 3-5 carbon atoms; and R 3 , R 4 and R 5 are each, independently or in combination, selected from the group consisting of hydrogen, unsubstituted alkyl, substituted alkyl, unsubstituted aralkyl, substituted aralkyl, unsubstituted heteroalkyl, substituted heteroalkyl, unsubstituted heteroaralkyl, substituted heteroaralkyl, unsubstituted aryl, substituted aryl, unsubstituted heteroaryl, substituted heteroaryl, unsubstituted cycloalkyl, substituted cycloalkyl, unsubstituted heterocycloalkyl and substituted heterocycloalkyl.