A convergent, highly stereoselective synthetic approach to N-alkyl-4 beta-m
ethyl-5-phenylmorphans has been developed utilizing alkylation of the metal
loenamine of N-alkyl-1,2,3,6-tetrahydro-4-phenylpyridines with 2-(chloromet
hyl)-3,5-dioxahex-1-ene (Okahara's reagent) followed by Clemmensen reductio
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