2,2'-BIS(DIPHENYLPHOSPHINO)-1,1'-BIPHENYL

1. Supporting ligand in a chiral diamine-ruthenium system for the enantioselective hydrogenation of ketones.
2. Useful ligand for palladium-catalyzed amination and Kumada cross-coupling reactions
3. Useful ligand for palladium-catalyzed synthesis of butatrenes.
4. Useful ligand for iridium-catalyzed C-C cross-coupling of allenes with primary alcohols via transfer hydrogenation.
5. Useful ligand for iridium-catalyzed C-C cross-coupling of dienes with primary alcohols via transfer hydrogenation.
6. Useful ligand for iridium-catalyzed C-C cross-coupling of allylic gem-dicarboxylates with aldehydes via transfer hydrogenation.
7. Useful ligand for the palladium-catalyzed synthesis of chiral allenylsilanes.
8. Ruthenium-catalyzed synthesis of indoles.
9. Ruthenium-catalyzed oxidative cyclization.
10. Rhodium-catalyzed boron arylation. 

white crystalline powder or crystals

2,2''-Bis(diphenylphosphino)-1,1’-biphenyl (CAS# 84783-64-2) is a chelating phosphine and has been used to study the effects of bite angles on the chemical and physical properties of transition metal complexes. 2,2''-Bis(diphenylphosphino)-1,1’-biphenyl appears as a catalytic ligand in Ni- and Pd-Catalyzed cross-electrophile coupling reactions to form highly substituted 1,3-dienes.