1: 1,2,3,4-tetrahydro-naphthalen-2-one With sodium hexamethyldisilazane in tetrahydrofuran T=20°C; 1 h; 2: carbon monoxide; para-iodoanisole With DiPPF; bis(dibenzylideneacetone)-palladium(0) in tetrahydrofuran T=70°C; 17 h;