Optically active tetrahydro-.alpha.-phenyl-6,7-dimethoxyisoquinoline-1-methanols from (1-phenylethyl)ureas. Absolute configuration of (-)- and (+)-isomers of the erythro series
Optically active tetrahydro-.alpha.-phenyl-6,7-dimethoxyisoquinoline-1-methanols from (1-phenylethyl)ureas. Absolute configuration of (-)- and (+)-isomers of the erythro series
Optically active tetrahydro-.alpha.-phenyl-6,7-dimethoxyisoquinoline-1-methanols from (1-phenylethyl)ureas. Absolute configuration of (-)- and (+)-isomers of the erythro series