1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine)(CAS: 76189-56-5)

1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) (CAS: 76189-56-5) is a chiral phosphine ligand with the chemical formula C28H24P2. It is a white solid characterized by its high stability and ability to form strong coordination bonds, making it valuable in catalytic applications and asymmetric synthesis.

This compound is primarily used as a phosphine ligand in transition metal catalysis, particularly in asymmetric reactions for pharmaceuticals and fine chemicals. Its applications include enantioselective catalysis, organic synthesis, and as a building block in materials science research due to its unique chiral structure and reactivity.

1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) (CAS: 76189-56-5) has a toxicity profile classified as low to moderate. Handling precautions include using gloves, ensuring proper ventilation, and avoiding inhalation. Safety standards recommend following OSHA guidelines and using personal protective equipment to minimize exposure risks.

Store 1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) (CAS: 76189-56-5) in a dry, cool place (ideally below 25°C), away from light and moisture. Use airtight containers to maintain stability and prevent degradation. Avoid exposure to heat and humidity to ensure long-term storage integrity.