Application
1,4-Bis(diphenylphosphino)butane, presenting as a white to light yellow crystalline powder, serves multiple important functions in the field of chemical reactions. Its primary purpose is to act as a versatile ligand, particularly in the Suzuki reaction. It is crucial for palladium(0)-catalyzed acylcyanation of arylacetylenes and for the deprotection of allyloxycarbamates. Additionally, this compound plays a key role in various alkylation and isomerization reactions, contributing significantly to organometallic chemistry. Its applicability extends to pivotal coupling reactions such as Heck, Negishi, and Sonogashira coupling, demonstrating its broad utility in facilitating complex chemical transformations.