(s)-(-)-2,2′-bis(diphenylphosphino)-1,1′-binaphthyl cas 76189-56-5

Chemical Name:(S)-(-)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthyl
CAS No.:76189-56-5
Molecular Weight:622.67
MolecularStructure:C44H32P2
Appearance:Almost white crystalline powder

Description

CAS 76189-56-5 Details
Chemical Name:(S)-(-)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthyl
CAS No.:76189-56-5
Molecular Formula:
Molecular Weight:622.67
MolecularStructure:C44H32P2
Appearance:Almost white crystalline powder
CAS 76189-56-5 Typical Properties

Items
Standard

Appearance
Almost white crystalline powder

Purity
≥98 %( HPLC )

Optical rotation
-234 ° (C = 0.3 toluene)

Melting point
241~242℃

CAS 76189-56-5 Usage
1.2,2′-bis(diphenylphosphino)-1,1′-binaphthyl and its anthracene and anthracene derivatives can be used as highly selective homogeneous catalysts for aryl ketones, β-ketoesters and α- reduction of aminoketone.
2. It can also be used for asymmetric hydrogenation and hydroformylation of olefins, asymmetric Heck reaction and asymmetric isomerization of allyl groups.
3. Ligands for palladium-catalyzed asymmetric tandem Heck reaction
4. It can also be used for the asymmetric hydrogenation of ruthenium-catalyzed α,β-unsaturated acids.
CAS 76189-56-5 Packaging and Shipping
Packing: 25kg/drum
CAS 76189-56-5 Storage
Stored in cool dry ventilated place away from fire, heat, light, acids and food materials

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