It is widely used in BuchwaldHartwig amination reactions for the synthesis of arylamines and heteroarylamines. It is employed in SuzukiMiyaura cross-coupling reactions to form carboncarbon bonds between aryl halides and boronic acids. It can catalyze Sonogashira couplings for the preparation of substituted alkynes.

Its primary purpose is to serve as a precatalyst that efficiently forms the active palladium species required for carboncarbon and carbonheteroatom bond-forming reactions in organic synthesis

This compound is a well-defined palladium(II) complex containing the BrettPhos ligand and a methanesulfonate counterion designed to generate a highly active palladium catalyst under reaction conditions.