1: 4-iodobenzoic acid ethyl ester With isopropylmagnesium chloride in tetrahydrofuran; ethylene glycol dimethyl ether T=-20°C; 2: in tetrahydrofuran; ethylene glycol dimethyl ether 0.333333 h; 3: ethenyl nonaflate With iron (III) acetylacetonate in tetrahydrofuran; ethylene glycol dimethyl ether T=20°C; 0.5 h;

1: .alpha.-naphthylmagnesiumchloride With CuCN*2LiCl in tetrahydrofuran T=-20°C; 2: ethenyl nonaflate With iron (III) acetylacetonate in tetrahydrofuran; ethylene glycol dimethyl ether T=20°C;

potassium acetate; potassium carbonate; palladium diacetate in N,N-dimethyl-formamide T=70°C; Heck reaction; 7 h;

1: C6H4BrClMg With CuCN*2LiCl in tetrahydrofuran T=-20°C; 2: ethenyl nonaflate With iron (III) acetylacetonate in tetrahydrofuran; ethylene glycol dimethyl ether T=20°C;

1: tetrahydrofuran With n-butyllithium in hexane T=35°C; 3 h; 2: nonafluoro-n-butanesulfonyl fluoride in tetrahydrofuran; hexane T=-78 - 20°C; 16 h; Further stages.;

tetrabutyl ammonium fluoride in tetrahydrofuran T=20°C; 16 h;

1: 1-n-decyne; ethylmagnesium bromide in tetrahydrofuran T=20°C; 0.5 h; 2: ethenyl nonaflate With Co(acetylacetonate)3 in tetrahydrofuran T=20°C; 2 h; Further stages.;