| Identification | Back Directory | [Name]
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN | [CAS]
503538-68-9 | [Synonyms]
(S)-SYNPHOS(R)
(R)-SYNPHOS(R)
(R)-SYNPHOS(TM)
(S)-SYNPHOS(TM)
(s)-synphos®
S-(-)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
(R)-(+)-[(5,6),(5',6')-BIS(ETHYLENEDIOXY)BIPHENYL-2,2'-DIYL](DIPHENYLPHOSPHINE)
(S)-(-)-[(5,6),(5',6')-BIS(ETHYLENEDIOXY)BIPHENYL-2,2'-DIYL](DIPHENYLPHOSPHINE)
(S)-(-)-[(5,6),(5',6')-Bis(ethylenedioxy) biphenyl-2,2'-diyl](diphenylphosphine),98%
S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin (S)-SYNPHOS 503538-68-9
S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin, min. 97% (S)-SYNPHOS(TM) | [Molecular Formula]
C40H32O4P2 | [MDL Number]
MFCD05861608 | [MOL File]
503538-68-9.mol | [Molecular Weight]
638.63 |
| Chemical Properties | Back Directory | [Appearance]
White crystalline powder | [Melting point ]
>260 °C | [Boiling point ]
738.4±60.0 °C(Predicted) | [storage temp. ]
Refrigerator (+4°C) | [form ]
Powder | [color ]
white |
| Questions and Answers (Q&A) | Back Directory | [Reactions]
- A chiral diphosphine ligand used in the highly-enantioselective hydrogenation of ketoesters, hydroxyketones, ketophosphonates and succinates.
- A ligand used for the dynamic kinetic resolution of α,β−unsaturated lactones via asymmetric copper-catalyzed conjugate reduction.
- Used in the intramolecular Heck reaction for the synthesis of diterpenoids.
- Used in asymmetric Pauson-Khand reaction.
- Used in asymmetric iminonitroso Diels-Alder reaction.
- Palladium catalyzed asymmetric hydrogenation of N-tosyl ketimines
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