1: 2-1H-imidazolcarbaldehyde With sodium hydride in N,N-dimethyl-formamide T=20°C; 1.5 h; 2: trimethylsilyl ethoxymethyl chloride in N,N-dimethyl-formamide 2.5 h;

1: 1-[[2-(trimethylsilyl)ethoxy]methyl]-1H-imidazole With n-butyllithium in tetrahydrofuran; hexane T=-70°C; 1 h; 2: N,N-dimethyl-formamide in tetrahydrofuran; hexane T=-70 - 20°C; 16 h; 3: With ammonium chloride in tetrahydrofuran; hexane; water T=20°C; 0.333333 h;

in mineral oil

n-butyllithium 1.) THF, hexane, -40 deg C, 15 min, 2.) THF, hexane, 12 h; Yield given. Multistep reaction;

methanol; sodium tetrahydroborate T=-20 - 20°C; 1 h;