water-d2 T=100°C;

3 h; Inert atmosphere;

in dichloromethane-d2 the mixt. in CD2Cl2 in a NMR tube was allowed to stand for 30 min; not sepd., detected by NMR spectra;

1: in pentane T=-20 - 0°C; 2: With [RuIII(2,4-pentanedionato)3]; ethylmagnesium bromide; lithium bromide in tetrahydrofuran T=20°C; 1 h; Inert atmosphere; optical yield given as percent de;