(±)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthalene, (±)-BINAP

Synonym: (±)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthalene, (±)-BINAP, 

2,2′-Bis(diphenylphosphino)-1,1′-binaphthalene, 

[1,1′-Binaphthalene]-2,2′-diylbis[diphenylphosphine]

CAS Number:98327-87-8

Molecular Formula: C44H32P2

Formula Weight:622.70

Color and Form:white to light-yellow xtl.

Assay: 97% 

MP: 283-286 °C (lit.)

Storage: Keep container tightly closed in a dry and well-ventilated place.

Store under inert gas. Air and light sensitive. Keep in a dry place. Non Combustible Solids

Precautions for safe handling:

Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire protection.

Application

Ligand employed in a palladium-catalyzed arylamine coupling in the preparation of demethylthiocholchines.Used with Cu (II) to catalyze addition of arylsulfonamides to styrenes and olefins. Amination of terpyridines with Pd catalysis.

General description

Racemic version of BINAP.

reaction suitability:

reagent type: ligand 

reaction type: Acylations,  Arylations, Buchwald-Hartwig Cross Coupling ,  C-C Bond Formation, Decarboxylations, Stille Coupling