1: With isopropylmagnesium chloride in tetrahydrofuran T=7 - 16°C; 2: With hydrogenchloride in tetrahydrofuran; water T=20°C;

1: With n-butyllithium in tetrahydrofuran; hexane; toluene T=-75 - -74°C; 2.25 h; 2: With hydrogenchloride; water in tetrahydrofuran; hexane; toluene T=-20 - 20°C; Product distribution / selectivity;

1: With bis[2-(N,N-dimethylamino)ethyl] ether; isopropylmagnesium chloride in tetrahydrofuran 2: With boric acid trimethyl ester in tetrahydrofuran

in cyclohexane T=20 - 40°C;