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