Abstract: A (?)-stereoisomer of formula (I): [insert formula (I) wherein X is H or F; or a pharmaceutically acceptable salt or prodrug thereof, useful as an anesthetic.
Abstract: Compounds of formula (I) in which X, Y, R1, R2, n, R3 and R4 have the meanings given in the specification, are useful as pro-drugs of peripheral phenolic opioid antagonists.
Abstract: A (?)-stereoisomer of formula (I): (formula I), wherein X is H or F; or a pharmaceutically acceptable salt or prodrug thereof, is useful as an anesthetic.