(η5-cyclopentadienyl)2TiF2; methylphenylsilane in toluene T=20°C; Title compound not separated from byproducts;

1.1: N,N,N',N,-tetramethylethylenediamine; sec.-butyllithium / tetrahydrofuran; cyclohexane / 3.5 h / -78 °C / Inert atmosphere 1.2: 8 h / -78 - 20 °C / Inert atmosphere 2.1: Schwartz's reagent / tetrahydrofuran / 20 °C / Inert atmosphere 3.1: sodium tetrahydroborate / methanol / 0 °C / Inert atmosphere View Scheme

1.1: N,N,N',N,-tetramethylethylenediamine; sec.-butyllithium / tetrahydrofuran; cyclohexane / 3.5 h / -78 °C / Inert atmosphere 1.2: 8 h / -78 - 20 °C / Inert atmosphere 2.1: Schwartz's reagent / tetrahydrofuran / 20 °C / Inert atmosphere View Scheme