CAS 1663-45-2

1,2-Bis(difenilfosfino)etano

Descrizione:

1,2-Bis(difenilfosfino)etano, comunemente noto come DPPE, è un ligando bidentato ampiamente utilizzato nella chimica di coordinazione e nella catalisi. Presenta due gruppi difenilfosfino attaccati a uno scheletro centrale di etano, il che gli consente di chelare efficacemente ioni metallici. Il DPPE è caratterizzato dalla sua capacità di stabilizzare vari metalli di transizione, migliorando la loro reattività nei processi catalitici, in particolare nelle reazioni di idrogenazione e accoppiamento incrociato. Il composto è tipicamente un solido bianco a bianco sporco a temperatura ambiente ed è solubile in solventi organici come il diclorometano e il toluene. La sua struttura contribuisce alle sue proprietà steriche ed elettroniche, rendendolo un ligando prezioso nella sintesi di complessi metallici. Inoltre, il DPPE può mostrare diversi modi di coordinazione a seconda del centro metallico, influenzando la geometria e la reattività complessiva dei complessi risultanti. Devono essere adottate precauzioni di sicurezza quando si maneggia il DPPE, poiché può comportare rischi per la salute se ingerito o inalato.

Formula: C₂₆H₂₄P₂

InChI: InChI=1S/C26H24P2/c1-5-13-23(14-6-1)27(24-15-7-2-8-16-24)21-22-28(25-17-9-3-10-18-25)26-19-11-4-12-20-26/h1-20H,21-22H2

InChI key: InChIKey=QFMZQPDHXULLKC-UHFFFAOYSA-N

SMILES: P(CCP(C1=CC=CC=C1)C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4

Sinonimi:

• 1,1′-(1,2-Ethanediyl)bis[1,1-diphenylphosphine]
• 1,2-Bis(Diphenylphosphor) Ethane
• 1,2-Bis(diphenylphosphanyl)ethane
• 1,2-Ethanediylbis(diphenylphosphine)
• 1,2-Ethylenebis(diphenyl)phosphine
• 1,2-Ethylenebis(diphenylphosphine)
• 2-Diphenylphosphanylethyl(diphenyl)phosphane
• B 1137
• Bis(1,2-Difenilfosfino)Etano
• Bis(1,2-Diphenylphosphino)Ethane
• Bis(1,2-diphenylphosphino)ethan
• Bis(diphenylphosphino)ethane
• DPE
• DPPE (ligand)
• Diphos
• Dppe
• Ethane-1,1-Diylbis(Diphenylphosphane)
• Ethane-1,2-Diylbis(Diphenylphosphane)
• Ethanediylbis(diphenylphosphine)
• Ethylenebis(diphenylphosphine)
• Nsc 76285
• P,P'-Ethylenebis(diphenylphosphine)
• Phosphine, 1,1'-(1,2-ethanediyl)bis[1,1-diphenyl-
• Phosphine, 1,2-ethanediylbis[diphenyl-
• Phosphine, ethylenebis[diphenyl-
• [2-(Diphenylphosphanyl)ethyl]diphenylphosphane

1,2-Bis(diphenylphosphino)ethane

CAS: 1663-45-2

Formula: C₂₆H₂₄P₂

Purezza: >97.0%(GC)(T)

Colore e forma: White to Almost white powder to crystal

Peso molecolare: 398.43

Ref: 3B-B1137

1,2-Bis(diphenylphosphino)ethane, 97+%, Thermo Scientific Chemicals

CAS: 1663-45-2

1,2-Bis(diphenylphosphino)ethane is a bidendate ligand used in coordination chemistry to prepare metal complexes. It is involved in the metal-catalyzed allylic alkylation and decarboxylation of allylic esters. It is also used in 1,3-diene synthesis. Further, it is used in cycloaddition reactions and carbonylation reactions. In addition to this, it is used to prepare bis(dicyclohexylphosphino)ethane by hydrogenation. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Formula: C₂₆H₂₄P₂

Purezza: 97+%

Peso molecolare: 398.43

Ref: 02-A11419

Phosphine, 1,1'-(1,2-ethanediyl)bis[1,1-diphenyl-

CAS: 1663-45-2

Formula: C₂₆H₂₄P₂

Purezza: 95%

Colore e forma: Solid

Peso molecolare: 398.4163

Ref: IN-DA001WMI

1,2-Bis(diphenylphosphino)ethane

CAS: 1663-45-2

1,2-Bis(diphenylphosphino)ethane

Formula: C₂₆H₂₄P₂

Purezza: 97%

Colore e forma: white crystalline solid

Peso molecolare: 398.41628g/mol

Ref: 54-OR315704

1,2-Bis(diphenylphosphino)ethane

CAS: 1663-45-2

Formula: C₂₆H₂₄P₂

Purezza: 95.00%

Colore e forma: Solid, Crystalline Powder or Powder

Peso molecolare: 398.426

Ref: 10-F050106

1,2-Bis(diphenylphosphino)ethane

CAS: 1663-45-2

Formula: C₂₆H₂₄P₂

Purezza: ≥ 98.0%

Colore e forma: White to almost white powder or crystals

Peso molecolare: 398.42

Ref: 7W-GK6651

1,2-Bis(diphenylphosphino)ethane

CAS: 1663-45-2

1,2-Bis(diphenylphosphino)ethane is a ligand that binds to the metal molybdenum. It has been shown to have biochemical properties in relation to its ability to form complexes with adriamycin and other drugs. The redox potential of 1,2-Bis(diphenylphosphino)ethane depends on the presence of sodium ions. This ligand is able to bind to the iron in the mitochondrial membrane and can affect the mitochondrial membrane potential. X-ray crystal structures show that this ligand binds to a monosodium salt. 1,2-Bis(diphenylphosphino)ethane has been shown to be a potent inhibitor of transfer reactions and is used as an analytical reagent for structural analysis.

Formula: C₂₆H₂₄P₂

Purezza: Min. 98 Area-%

Colore e forma: White Off-White Powder

Peso molecolare: 398.42 g/mol

Ref: 3D-FB14158

DPPE (1,2-Bis(Diphenylphosphino)Ethane) extrapure, 98%

CAS: 1663-45-2

Formula: C₂₆H₂₄P₂

Purezza: min.98%

Colore e forma: White to off-white, Powder

Peso molecolare: 398.4

Ref: SR-48237

1,​2-​Bis(diphenylphosphin​o)​ethane

Prodotto controllato

CAS: 1663-45-2

Applications: 1,​2-​Bis(diphenylphosphin​o)​ethane is a chiral ligand used in organic synthesis in the hydroboration and cyclization of 1,6-enynes with pinacolborane.
References Yu, S. et al.: J. Am. Chem. Soc., 139, 6526 (2017);

Formula: C₂₆H₂₄P₂

Colore e forma: Neat

Peso molecolare: 398.42

Ref: TR-B430430