1,4-BIS(DICYCLOHEXYLPHOSPHINO)BUTANE

Base Information

• Chemical Name: 1,4-BIS(DICYCLOHEXYLPHOSPHINO)BUTANE
• CAS No.: 65038-36-0
• Molecular Formula: C28H52 P2
• Molecular Weight: 450.668
• Hs Code.: 2902199090
• Mol file: 65038-36-0.mol

Synonyms:Phosphine,1,4-butanediylbis[dicyclohexyl- (9CI); Phosphine,tetramethylenebis[dicyclohexyl- (6CI); 1,4-Bis(dicyclohexylphosphino)butane

Chemical Property of 1,4-BIS(DICYCLOHEXYLPHOSPHINO)BUTANE

Chemical Property:

• Vapor Pressure: 8.36E-12mmHg at 25°C
• Melting Point: 99-104 °C(lit.)
• Boiling Point: 555.4°C at 760 mmHg
• Flash Point: 308.3°C
• PSA: 27.18000
• LogP: 10.06120
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C

Purity/Quality:

98% ^*data from raw suppliers

1,4-Bis(dicyclohexylphosphino)butane ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,4-BIS(DICYCLOHEXYLPHOSPHINO)BUTANE

There total 6 articles about 1,4-BIS(DICYCLOHEXYLPHOSPHINO)BUTANE 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: 96.0%

Cd(2+)*2C12H22P(1-) + 1,4-dichlorobutane (110-56-5) → 1,4-bis(dicyclohexylphosphino)butane (65038-36-0)

Guidance literature:

at 60 ℃; for 12h;

Reference yield: 85.0%

1,4-di(diphenylphosphino)-butane (7688-25-7) → 1,4-bis(dicyclohexylphosphino)butane (65038-36-0)

Guidance literature:

With Nb(OC₆H₃Ph₂-2,6)2(CH₂C₆H₄-4Me)3; hydrogen; In cyclohexane; at 80 ℃; for 48h; under 62057.8 Torr;

DOI:10.1039/c39920000632

Reference yield: 54.0%

1,4-dichlorobutane (110-56-5) + lithium dicyclohexylphosphide (19966-81-5) → 1,4-bis(dicyclohexylphosphino)butane (65038-36-0)

Guidance literature:

In 1,4-dioxane; at 0 - 20 ℃;

DOI:10.1016/j.tetlet.2006.12.027

upstream raw materials:

1,4-di(diphenylphosphino)-butane

1,4-dichlorobutane

lithium dicyclohexylphosphide

diethyl-dicyclohexylphosphino-amine

Downstream raw materials:

{NiBr₂-1.4-Bis-dicyclohexylphosphino-butan}

[(κ(2)P,P'-(η(3)-C6H8)CyP(CH2)4PCy2)Ru(η(3)-C8H13)]

[(N2)(bis(dicyclohexyl)-1,4-phosphinobutane)Ru(μ-Cl)3RuCl(bis(dicyclohexyl)-1,4-phosphinobutane)]

[(C₆H₁₁)2PCH₂CH₂CH₂CH₂P(C₆H₁₁)2P(C₂H₅)]⁽²⁺⁾*[SnCl₆]^(2-)=[(C₆H₁₁)2PCH₂CH₂CH₂CH₂P(C₆H₁₁)2P(C₂H₅)][SnCl₆]

Refernces

• 1、 Morris, David J.,Docherty, Gordon,Woodward, Gary,Wills, Martin. "Modification of ligand properties of phosphine ligands for C-C and C-N bond-forming reactions". . p. 949 - 953. Retrieved 2008/02/04.
• 2、 -. "Process for the preparation of lactones from higher alkenols". . . Retrieved 2008/06/13.