PROCEDIMIENTO PARA LA OBTENCION DE 2,5-DIMETIL-BENZO(B)TIENO(2,3-F)MORFANO

摘要

2,5-Dimethyl-benzo[b]thieno[2,3-f]morphan and the precursors thereof, 2-(3-benzo[b]thienylmethyl)-1,4-dimethyl-1,2,3,6-tetrahydropyridine and 2-(3-benzo[b]-thienylmethyl)-1,4-dimethyl-1,2,5,6-tetrahydropyridine, useful as analgesic agents, are disclosed.