silver tetrafluoroborate; iodine in dichloromethane T=0°C; 1 h;

1: 2,5-diiodothiophene-1,1-dioxide With tris-(dibenzylideneacetone)dipalladium(0); triphenyl-arsane in 1,4-dioxane Stille Cross Coupling; 0.166667 h; Inert atmosphereSealed tube; 2: 2-trimethylstannylbenzene in 1,4-dioxane T=100°C; Stille Cross Coupling; 6 h; Inert atmosphereSealed tube; 3: With tris-(dibenzylideneacetone)dipalladium(0); triphenyl-arsane in 1,4-dioxane T=100°C; Stille Cross Coupling; Inert atmosphereSealed tube;