1: 4-formyl-benzoic acid With 1-hydroxy-7-aza-benzotriazole; N-ethyl-N,N-diisopropylamine; HATU in dichloromethane T=0 - 20°C; 2: morpholine in dichloromethane T=20°C;

4-(N,N-dimethlyamino)pyridine; palladium diacetate; 9,9-dimethyl-4,5-bis(diphenyl-phosphino)xanthene in 1,4-dioxane T=90°C; 0.333333 h; Sealed tubeMicrowave irradiation;

potassium carbonate; bis[2-(diphenylphosphino)phenyl] ether in toluene T=105°C; P=3000.3 Torr; 12 h;

potassium phosphate; Pd((imidazolium)acetonaphthene)(allyl)Cl in toluene T=90°C; P=760.051 Torr; 19 h; Schlenk technique;

dichloro(cycloocta-1,5-diene)palladium(II); N,N-dicyclohexylmethylamine; potassium formiate; tetra-(n-butyl)ammonium iodide; PCy3∙HBF4; bis(dibenzylideneacetone)-palladium(0); [(t-Bu)3PH]BF4 T=100°C; 18 h; Sealed tubeGloveboxInert atmosphere; Reagent/catalystSolvent;