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(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE&

Product Name
(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE&
CAS No.
391860-55-2
Chemical Name
(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE&
Synonyms
R, R-Reetz D-Diphosphonite;(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE&;Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 4,4'-(oxydi-2,1-phenylene)bis-, (11bR,11'bR)-;(11bR, 11μbR)-4,4μ-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d:, 1μ, 2μ-f][1,3,2]dioxaphosphepin;Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 4,4'-(oxydi-2,1-phenylene)bis-, (11bR,11'bR)- (9CI)
CBNumber
CB5972117
Molecular Formula
C52H32O5P2
Formula Weight
798.768
MOL File
391860-55-2.mol
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(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE& Property

Melting point:
171-187 °C
form 
solid
optical activity
[α]22/D +123°, c = 1 in chloroform
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Safety

Hazard Codes 
Xn
Risk Statements 
48/20-63-65
Safety Statements 
36/37-45-62
RIDADR 
UN 3175 4.1/PG 2
WGK Germany 
3
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H228Flammable solid

H315Causes skin irritation

H373May cause damage to organs through prolonged or repeated exposure

Precautionary statements

P201Obtain special instructions before use.

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P308+P313IF exposed or concerned: Get medical advice/attention.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
682993
Product name
(11bR, 11′bR)-4,4′-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d:, 1′, 2′-f][1,3,2]dioxaphosphepin
Packaging
100mg
Price
$90.6
Updated
2023/06/20
Sigma-Aldrich
Product number
682993
Product name
(11bR, 11′bR)-4,4′-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d:, 1′, 2′-f][1,3,2]dioxaphosphepin
Packaging
500mg
Price
$349
Updated
2023/01/07
American Custom Chemicals Corporation
Product number
CCH0031380
Product name
(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE)-BIS-DINAPHTHO[2,1-D, 1',2'-F][1,3,2]DIOXAPHOSPHEPIN
Purity
95.00%
Packaging
5MG
Price
$504.48
Updated
2021/12/16
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(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE& Chemical Properties,Usage,Production

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.

(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE& Preparation Products And Raw materials

Raw materials

Preparation Products

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(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE& Suppliers

China 2 Switzerland 1 United States 1 Global 4
SIGMA-RBI
Tel
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Fax
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Country
Switzerland
ProdList
6896
Advantage
91

391860-55-2, (11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE&Related Search:


  • (11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE&
  • (11bR, 11μbR)-4,4μ-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d:, 1μ, 2μ-f][1,3,2]dioxaphosphepin
  • R, R-Reetz D-Diphosphonite
  • Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 4,4'-(oxydi-2,1-phenylene)bis-, (11bR,11'bR)- (9CI)
  • Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 4,4'-(oxydi-2,1-phenylene)bis-, (11bR,11'bR)-
  • 391860-55-2