di-μ-chloro-bis(η4-1,5-cyclooctadiene)diiridium; triphenylphosphine in 1,4-dioxane T=140°C; 72 h; Inert atmosphereSchlenk technique;

hydrogen; palladium on activated charcoal

iron(III) chloride T=50°C; Friedel-Crafts alkylation; 20 h;

1.1: tris(4-methylphenyl)-phosphine; trimethylsilyl-methylmagnesium chloride; cobalt(II) dibromide / tetrahydrofuran / 0.5 h / |Inert atmosphere; |Schlenk technique; |Cooling with ice 1.2: 12 h / 40 °C / |Inert atmosphere; |Schlenk technique 2.1: water; hydrogenchloride / ethyl acetate / 0.5 h / 20 °C / |Inert atmosphere 3.1: di-μ-chloro-bis(η4-1,5-cyclooctadiene)diiridium; triphenylphosphine / 1,4-dioxane / 72 h / 140 °C / |Inert atmosphere; |Schlenk technique View Scheme

dimethylmono-chlorosilane; indium(III) chloride T=60°C; 1 h; Yield given. Yields of byproduct given;

sulfuric acid

Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;