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

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

(11BS, 11'BS)-4,4'-(OXYDI-2,1-PHENYLENE& price.
  • $77.5
  • Product name: (11BS, 11'BS)-4,4'-(OXYDI-2,1-PHENYLENE&
  • CAS: 898830-89-2
  • MF: C52H32O5P2
  • MW: 798.77
  • EINECS:
  • MDL Number:MFCD09842741
  • Synonyms:(11BS, 11'BS)-4,4'-(OXYDI-2,1-PHENYLENE&;(11bS, 11μbS)-4,4μ-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d: 1μ, 2μ-f][1,3,2]dioxaphosphepin;S, S-Reetz D-Diphosphonite;Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 4,4'-(oxydi-2,1-phenylene)bis-, (11bS,11'bS)-;(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
Price1 Properties Safety Information Description
1 prices
Selected condition：
Brand
  • Sigma-Aldrich
Package
  • 100mg
  • ManufacturerSigma-Aldrich
  • Product number682985
  • Product description(11bS, 11′bS)-4,4′-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d: 1′, 2′-f][1,3,2]dioxaphosphepin
  • Packaging100mg
  • Price$77.5
  • Updated2023-06-20
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 682985 (11bS, 11′bS)-4,4′-(Oxydi-2,1-phenylene)bis-dinaphtho[2,1-d: 1′, 2′-f][1,3,2]dioxaphosphepin 100mg $77.5 2023-06-20 Buy

Properties

Melting point :174-186 °C
optical activity :[α]22/D -85.0°, 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
H336 May cause drowsiness or dizziness Specific target organ toxicity,single exposure; Narcotic effects Category 3 Warning P261, P271, P304+P340, P312,P403+P233, P405, P501
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:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P281 Use personal protective equipment as required.

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 Tianjin Derchemist Science & Technology Co., Ltd. Sigma-Aldrich Shanghai Anyinuo Biomedical Technology Co., Ltd.