PROCEDIMIENTO PARA LA PREPARACION DE NUEVOS 2'-HIDROXI-2-(5-ISOXAZOLILMETIL)-6,7-BENZOMORFANOS.

摘要

Compounds of the formula wherein R1 is methyl, ethyl or propyl; and R2 is hydrogen, methyl or ethyl; and non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as their salts are useful as analgesics and morphine antagonists.