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(11bR,11'bR)-4,4'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1', 2'-f][1,3,2]dioxaphosphepin

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Formula: C55H36 O5 P2
CAS: 349114-63-2

Identification

Structural Formula
(11bR,11'bR)-4,4'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1', 2'-f][1,3,2]dioxaphosphepin
CAS:
349114-63-2
EINECS:
Molecular Formula:
C55H36 O5 P2
MDL:
Synonym:
(11br,11'br)-4,4'-(9,9-dimethyl-9h-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1', 2'-f][1,3,2]dioxaphosphepin ; (11br,11'br)-4,4'-(9,9-dimethyl-9h-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1', 2'-f][1,3,2]dioxaphosphepin ; r, r-reetz x-diphosphonite ; (11br, 11'br)-4,4'-(9,9-dimethyl-9h-xan& ; (11br, 11'br)-4,4'-(9,9-dimethyl-9h-xan& ; dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin,4,4'-(9,9-dimethyl-9h-xanthene-4,5-diyl)bis-, (11br,11'br)- ; r, r-reetz x-diphosphonite


Description

This diphosphonite ligand has been successfully employed in Noyori-type asymmetric transfer hydrogenation of prochiral ketones.


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Properties for (11bR,11'bR)-4,4'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1', 2'-f][1,3,2]dioxaphosphepin

Molecular Weight:
838.82 g·mol−1
Melting point:
198-217 °C
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