Scheme 1587: Reagents and conditions:
Pd(PPh3)4 or PdCl2(PPh3)2, Na2CO3 or K2CO3 or Cs2CO3, Toluene/EtOH or 1,4-dioxane/H2O or DMF/H2O or DMF, 70-90°C.
Pd(PPh3)4 or PdCl2(PPh3)2, Na2CO3 or K2CO3 or Cs2CO3, Toluene/EtOH or 1,4-dioxane/H2O or DMF/H2O or DMF, 70-90°C.