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

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

(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE& price.
  • $90.6 - $504.48
  • Product name: (11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE&
  • CAS: 391860-55-2
  • MF: C52H32O5P2
  • MW: 798.768
  • EINECS:
  • MDL Number:MFCD09842741
  • Synonyms:(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)-
Price3 Properties Safety Information Description
3 prices
Selected condition：
Brand
  • American Custom Chemicals Corporation
  • Sigma-Aldrich
Package
  • 5MG
  • 100mg
  • 500mg
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCCH0031380
  • Product description(11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE)-BIS-DINAPHTHO[2,1-D, 1',2'-F][1,3,2]DIOXAPHOSPHEPIN 95.00%
  • Packaging5MG
  • Price$504.48
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number682993
  • Product description(11bR, 11′bR)-4,4′-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d:, 1′, 2′-f][1,3,2]dioxaphosphepin
  • Packaging100mg
  • Price$90.6
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number682993
  • Product description(11bR, 11′bR)-4,4′-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d:, 1′, 2′-f][1,3,2]dioxaphosphepin
  • Packaging500mg
  • Price$349
  • Updated2023-01-07
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
American Custom Chemicals Corporation CCH0031380 (11BR, 11'BR)-4,4'-(OXYDI-2,1-PHENYLENE)-BIS-DINAPHTHO[2,1-D, 1',2'-F][1,3,2]DIOXAPHOSPHEPIN 95.00% 5MG $504.48 2021-12-16 Buy
Sigma-Aldrich 682993 (11bR, 11′bR)-4,4′-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d:, 1′, 2′-f][1,3,2]dioxaphosphepin 100mg $90.6 2023-06-20 Buy
Sigma-Aldrich 682993 (11bR, 11′bR)-4,4′-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d:, 1′, 2′-f][1,3,2]dioxaphosphepin 500mg $349 2023-01-07 Buy

Properties

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

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H228 Flammable solid Flammable solids Category 1
Category 2		 Danger
Warning		 GHS hazard pictograms P210, P240,P241, P280, P370+P378
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
Precautionary statements:
P201 Obtain special instructions before use.
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P308+P313 IF exposed or concerned: Get medical advice/attention.

Description

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

Suppliers and manufacturers

Energy Chemical Sigma-Aldrich Shanghai Haohong Scientific Co., Ltd.