The role of additives, pivalic acid and ZnCl2, in a Pd-catalyzed directed C–H bond functionalization reaction is established.
A novel palladium and norbornene catalyzed arene C–H activation method to synthesize various spirodihydroindenone derivatives is developed.
Aryl sulfonyl hydrazide reacted with aryl iodide in the presence of CO to give the corresponding S-aryl thioesters.
A palladium-catalyzed carbonylative transformation of aryl iodides and sulfonyl chlorides to thioesters has been studied.
