1: N-(4-Amino-phenyl)-acetamide With tert.-butylnitrite; acetic acid in N,N-dimethyl-formamide T=20°C; 0.0833333 h; Inert atmosphere; 2: dihydroxy-thien-2-ylborane With tris-(dibenzylideneacetone)dipalladium(0); trifuran-2-yl-phosphane in N,N-dimethyl-formamide T=90°C; 10 h; Inert atmosphere;

sodium carbonate; resin-plug bound Pd in N,N-dimethyl-formamide Suzuki coupling;