1: 4-methoxy-ortho-bromophenol; 2-methyl-1-butene-3-yne With methylmagnesium bromide; bis-triphenylphosphine-palladium(II) chloride in tetrahydrofuran 24 h; Heating; 2: 2-allyl-3-bromo-cyclohex-2-enone in tetrahydrofuran; dimethyl sulfoxide T=80°C; 9 h;

sodium ethanolate in diethyl ether; N,N-dimethyl-formamide 1.) 65 deg C, 3 h, 2.) r.t., 20 h;