PROCESS FOR THE PREPARATION OF (1R,4R)-6-FLUORO-(N,N-DIMETHYL- AND N- METHYL)-4-PHENYL-4,9-DIHYDRO-3H-SPIRO[CYCLOHEXANE-1,1-PYRANO- [3,4,B]INDOL]-4-AMINE (1R4R)-6--(NN-- N-)-4--49--3H-[ -11--[34B]]-4-

摘要

A process for the preparation of (1r,4r)-6′-fluoro-N,N-dimethyl-4-phenyl-4′,9′-dihydro-3′H-spiro[cyclohexane-1,1′-pyrano[3,4b]indol]-4-amine and (1r,4r)-6′-fluoro-N-methyl-4-phenyl-4′,9′-dihydro-3′H-spiro[cyclohexane-1,1′-pyrano[3,4b]-indol]-4-amine or physiologically acceptable acid addition salts thereof.