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898830-89-2

898830-89-2 Structure

898830-89-2 Structure
IdentificationBack Directory
[Name]

(11BS, 11'BS)-4,4'-(OXYDI-2,1-PHENYLENE&
[CAS]

898830-89-2
[Synonyms]

S, S-Reetz D-Diphosphonite
(11BS, 11'BS)-4,4'-(OXYDI-2,1-PHENYLENE&
(11bS,11'bS)-4,4'-(Oxybis(2,1-phenylene))didinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine
(11bS, 11'bS)-4,4'-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d: 1', 2'-f][1,3,2]dioxaphosphepin
Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 4,4'-(oxydi-2,1-phenylene)bis-, (11bS,11'bS)-
(11bS, 11μbS)-4,4μ-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d: 1μ, 2μ-f][1,3,2]dioxaphosphepin
[Molecular Formula]

C52H32O5P2
[MDL Number]

MFCD09842741
[MOL File]

898830-89-2.mol
[Molecular Weight]

798.77
Chemical PropertiesBack Directory
[Melting point ]

174-186 °C
[form ]

solid
[Optical Rotation]

[α]22/D -85.0°, c = 1 in chloroform
Safety DataBack Directory
[Hazard Codes ]

F,Xn
[Risk Statements ]

11-48/20-63-65-67
[Safety Statements ]

36/37-46-62
[RIDADR ]

UN 3175 4.1/PG 2
[WGK Germany ]

3
Hazard InformationBack Directory
[Uses]

This diphosphonite ligand has been successfully employed in asymmetric Rh-catalyzed conjugate addition reactions of arylboronic acids to enones, as well as in asymmetric hydrogenation reactions of β-keto esters.
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