[1,4-Bis(diphenylphosphino)butane](1,5-cyclooctadiene)rhodium(I) tetrafluoroborate (CAS 79255-71-3)

1,4-Bis(diphenylphosphino)butanerhodium(I) tetrafluoroborate is a rhodium complex used primarily as a catalyst in organic synthesis. The presence of 1,4-bis(diphenylphosphino)butane (dppb) as a bidentate ligand allows for the stabilization of the rhodium center, promoting its reactivity in catalytic cycles. This complex is particularly relevant in homogeneous catalysis where it facilitates a variety of reactions, including hydrogenation, hydroformylation, and carbon-carbon bond formation. The 1,5-cyclooctadiene (cod) ligand also plays a role in modulating the reactivity and solubility of the complex. Research involving this compound often explores its application in asymmetric synthesis, where the chirality of the ligands surrounding the rhodium center can induce enantioselectivity in the products. The counterion, tetrafluoroborate, contributes to the overall stability and solubility of the complex in various solvents, making it a versatile reagent for exploring reaction mechanisms and kinetics in solution.