1: Bromure de phenyl magnesium With indium(III) chloride in tetrahydrofuran T=25°C; 0.5 h; 2: para-iodobenzoic acid With sodium hydrogencarbonate; tris-(dibenzylideneacetone)dipalladium(0); trifuran-2-yl-phosphane in tetrahydrofuran; water 4 h; Heating; Further stages.;