1: Isopropyl(H)=NBn With titanium(IV) isopropylate; n-butyllithium in diethyl ether; hexane T=-78 - 20°C; 1 h; Inert atmosphere; 2: 1,1-dimethylallyl alcohol With n-butyllithium in tetrahydrofuran; diethyl ether; hexane T=-78 - 20°C; 12 h; Inert atmosphere; 3: With water; ammonium chloride in tetrahydrofuran; diethyl ether; hexane 0.5 h; Inert atmosphere;

1: titanium(IV) isopropylate / isopropanol acetate / 0.5 h 2: 5 Pd(II)/C(eggshell); hydrogen / isopropanol acetate / 24 h / 24 °C / 11251.1 Torr View Scheme