pyridine; (hydroxy(tosyloxy)iodo)benzene in dichloromethane T=0°C;

copper(l) iodide; methylmagnesium bromide ether, 6 h, 5 equiv. Li reagent; Yield given. Multistep reaction;

1: 2,2-dimethylpropanal tosylhydrazone With sodium hydride in toluene; mineral oil T=0 - 20°C; 0.5 h; Inert atmosphere; 2: carbon monoxide; aniline With tris-(dibenzylideneacetone)dipalladium(0); Aliquat® 336; potassium carbonate in toluene; mineral oil T=60°C; P=760.051 Torr; 23 h;

n-butyllithium 1.) tetrahydrofuran; 2.) reflux, 1 mmHg; Multistep reaction;

copper(l) iodide; methylmagnesium bromide ether, 30 min,5 equiv. Li reagent; Yield given. Multistep reaction;

copper(l) iodide ether, 30 min, 3 equiv. Li reagent; Yield given. Multistep reaction;

1.) ether, CuI, LiBr, -70 to 25 deg C 2.) -70 to 0 deg C; Yield given. Multistep reaction;