1: 2-bromo-1,3-thiazole With isopropylmagnesium chloride lithium chloride complex in tetrahydrofuran T=-40°C; 0.5 h; Inert atmosphere; 2: Ph2SO2SPh in tetrahydrofuran T=-40°C; Inert atmosphere;

1: 2-chloro-thiazole With tris-(dibenzylideneacetone)dipalladium(0); N-methyl,N-ethyl-amine in toluene T=115°C; 1 h; Inert atmosphereSchlenk technique; 2: thiophenol in toluene T=20 - 115°C; 16 h; Inert atmosphereSchlenk technique; Reagent/catalystTime;

1,1'-bis-(diphenylphosphino)ferrocene; potassium phosphate; bis(dibenzylideneacetone)-palladium(0); thiolacetic acid potassium salt in acetone; toluene T=70 - 110°C; 9 h; Inert atmosphere;

CuO; potassium carbonate in N,N-dimethyl-formamide T=140°C; Inert atmosphereSchlenk technique;

sodium hydroxide; tetrabutylammomium bromide in benzene T=50°C; 4 h;