5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane

Base Information

• Chemical Name: 5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane
• CAS No.: 138329-38-1
• Molecular Formula: C₂₀H₂₈P₂S₂
• Molecular Weight: 394.522
• Mol file: 138329-38-1.mol

Synonyms:5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane

Chemical Property of 5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

Useful:

Technology Process of 5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane

There total 1 articles about 5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane 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: 98.0%

sulfure de methyle et de 2-chloroethyle (542-81-4) + 1,2-Bis(phenylphosphino)ethane (18899-64-4) → 5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane (138329-38-1)

Guidance literature:

With n-butyllithium; In tetrahydrofuran; hexane; 2.) 50 degC, 5 h;

DOI:10.1246/bcsj.64.2942

Reference yield: 27.0%

nickel(II) tetrafluoroborate hexahydrate + 5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane (138329-38-1) → meso(P)-(5,8-diphenyl-5,8-diphospha-2,11-dithiadodecane)2nickel(II)(BF4)2 + rac(P)-(5,8-diphenyl-5,8-diphospha-2,11-dithiadodecane)2nickel(II)(BF4)2

Guidance literature:

In methanol; Stirring at room temp. under N2.; Cooling to 0°C, after 30 min the rac-complex ppts, filtn., recrystn. (hot MeOH), elem. anal.. Slow evapn. of the filtrate yields the red-brown meso-complex, recrystn. hot (MeOH), elem. anal.;

DOI:10.1246/bcsj.64.2942

Reference yield: 19.0%

cobalt(III) acetylacetonate + 5,8-Diphenyl-5,8-diphospha-2,11-dithiadodecane (138329-38-1) → meso-(5,8-diphenyl-5,8-diphospha-2,11-dithiadodecane)cobalt(III)(2,4-pentanedionate)2SbF6 + Δ-R,R,-Λ-S,S-(rac-(P)-5,8-diphenyl-5,8-diphospha-2,11-dithiadodecane)cobalt(III)(2,4-pentanedionate)2SbF6

Guidance literature:

In dichloromethane; Stirring of Co-complex, ligand and activated charcoal under N2 for 10 h.; Filtn., evapn. to dryness in vac., column chromy. (SP-Sephadex C-25, aq. NaCl) gives 2 large dark red bands, extg. of eluates with CHCl3, evapn. to dryness, dissolving (H2O), addn. of an excess of NaSbF6 gives orange brown crystals, elem. anal.;

DOI:10.1246/bcsj.64.2942

upstream raw materials:

sulfure de methyle et de 2-chloroethyle

1,2-Bis(phenylphosphino)ethane

Downstream raw materials:

CoCl₂(C₂₀H₂₈P₂S₂)2⁽¹⁺⁾*BF₄^(1-) = [CoCl₂(C₂₀H₂₈P₂S₂)2]BF₄