1,2-Bis(di-tert-butylphosphino)ethane

Base Information

• Chemical Name: 1,2-Bis(di-tert-butylphosphino)ethane
• CAS No.: 107783-62-0
• Molecular Formula: C18H40P2
• Molecular Weight: 0.00000
• Mol file: 107783-62-0.mol

Synonyms:

Chemical Property of 1,2-Bis(di-tert-butylphosphino)ethane

Chemical Property:

• Boiling Point: 361.2±25.0 °C(Predicted)
• PSA: 0.00000
• LogP: 0.00000

Purity/Quality:

98% ^*data from raw suppliers

1,2-BIS(DI-TERT-BUTYLPHOSPHINO)ETHANE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,2-Bis(di-tert-butylphosphino)ethane

There total 4 articles about 1,2-Bis(di-tert-butylphosphino)ethane which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 85.0%

ethylenebis(di-tert-butylchlorophosphonium) dichloride → 1,2-bis(di-tert-butyl)phosphinoethane (4141-59-7,107783-62-0)

Guidance literature:

With lithium aluminium tetrahydride; sodium aluminum tetrahydride; sodium hydride; In tetrahydrofuran; at -78 - 20 ℃; for 1h; Schlenk technique; Inert atmosphere;

DOI:10.1002/adsc.201300787

Reference yield: 40.0%

1,2-bis(dichlorophosphino)ethane (28240-69-9) + tert.-butyl lithium (594-19-4) → 1,2-bis(di-tert-butyl)phosphinoethane (4141-59-7,107783-62-0)

Guidance literature:

In diethyl ether; pentane; -78 to 20 deg C;

Reference yield:

ethene (74-85-1) + (dtbpe)Ni(η2-acrylic acid) complex → [bis(di-tert-butylphosphino)ethane](ethylene)nickel (138419-50-8) + 1,2-bis(di-tert-butyl)phosphinoethane (4141-59-7,107783-62-0)

Guidance literature:

(dtbpe)Ni(η²-acrylic acid) complex; With sodium hexamethyldisilazane; In tetrahydrofuran-d8; at 20 ℃; for 6h; Inert atmosphere;

ethene; In tetrahydrofuran-d8; at 60 ℃; for 20h; under 6000.6 Torr; Inert atmosphere;

DOI:10.1002/chem.201201757

upstream raw materials:

1,2-bis(dichlorophosphino)ethane

tert.-butyl lithium

ethene

1,2-bis(di-tert-butylphosphoryl)ethane

Downstream raw materials:

[(1,2-bis(di-tert-butylphosphino)ethane)Ni(CH₃CH₂COO)]BArF

[(1,2-bis(di-tert-butylphosphino)ethane)Pt(η2-PhCCC(CH3)3)]

[(1,2-bis(di-tert-butylphosphino)ethane)Pt(η2-PhCCCF3)]

Refernces

• 1、 Lejkowski, Michael L.,Lindner, Ronald,Kageyama, Takeharu,Bodizs, Gabriella E.,Plessow, Philipp N.,Mueller, Imke B.,Schaefer, Ansgar,Rominger, Frank,Hofmann, Peter,Futter, Cornelia,Schunk, Stephan A.,Limbach, Michael. "The first catalytic synthesis of an acrylate from CO2 and an alkene-A rational approach". supporting information. p. 14017 - 14025. Retrieved 2013/01/15.
• 2、 Benn, R.,Jolly, P. W.,Joswig, T.,Mynott, R.,Schick, K.-P.. "Intermediates in the Palladium-Catalysed Reactions of 1,3-Dienes, Part 5. Butadiene Complexes of Nickel, Palladium and Platinum". . p. 680 - 691. Retrieved 2007/10/02.