μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn)

Base Information

• Chemical Name: μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn)
• CAS No.: 37523-60-7
• Molecular Formula: C₃₃H₂₂Mn₂O₈P₂
• Molecular Weight: 718.356
• Mol file: 37523-60-7.mol

Synonyms:μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn)

Chemical Property of μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn)

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn)

There total 5 articles about μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn) 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: 25.3%

[Pd2Cl2(μ-bis(diphenylphosphino)methane)2] (64345-29-5) + sodium-manganese pentacarbonyl (13859-41-1) → {(palladium)2(manganese)2(carbonyl)8(μ3-carbonyl)(μ-dppm)2} (86028-11-7) + dimanganese decacarbonyl (10170-69-1) + μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn) (37523-60-7) + {(palladium)(manganese)(Cl)(carbonyl)3(μ-dppm)2} (85688-54-6) + {(palladium)2(Cl)2(μ-carbonyl)(μ-dppm)2 (64345-32-0)

Guidance literature:

In tetrahydrofuran; byproducts: NaCl; Addn. of filtered Na(Mn(CO)5) soln. to a suspn. of Pd2Cl2(μ-dppm)2 (cooling (-78°C), N2, stirring), no react. until warming to 0°C, slow color change (orange to brown-violet).; Filtn. after 4 h, evapn. in vac., addn. of pentane at -20°C, filtn. of brown powder, dissolving in THF, replacing by freshly distd. CH2Cl2, addn. of n-hexane, cooling (-20°C), elem. anal., column chromy. of filtrate yields other complexes.;

Reference yield: 25.0%

bis(benzonitrile)palladium(II) dichloride (15617-18-2,39958-10-6,14220-64-5) + sodium pentacarbonyl manganate (13859-41-1) + bis-diphenylphosphinomethane (2071-20-7) → dimanganese decacarbonyl (10170-69-1) + μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn) (37523-60-7) + fac-{manganese(Cl)(carbonyl)3(dppm)} (60305-98-8) + PdCl((C6H5)2PCH2P(C6H5)2)2Mn(CO)3

Guidance literature:

In tetrahydrofuran; byproducts: NaCl, PhCN; (N2), soln. of the Mn-complex added to a cooled (-78°C) and stirred soln. of the Pd-complex, dppm added after 0.25 h, temp. raised to ambient, further stirred for 6 h, filtered, impregnated on silica gel, evapd. to dryness; chromd. on silica gel, Mn2(CO)10, PhCN eluted (pentane), Mn2(CO)8(dppm) eluted (pentane/toluene (2:1)), MnCl(CO)3(dppm) and PdMn-complex eluted toluene/THF (95:5)), recrystd. from THF/n-hexane and CH2Cl2/n-hexane, MnCl(CO)3(dppm) further eluted with THF;

Reference yield:

(CO)(Mn(CO)3)2((C6H5)2PCH2P(C6H5)2) + carbon monoxide (201230-82-2) → μ-bis(diphenylphosphino)methane-P:P'-octacarbonyldimanganese(Mn-Mn) (37523-60-7)

Guidance literature:

In not given;

DOI:10.1021/om0101590

upstream raw materials:

[Pd2Cl2(μ-bis(diphenylphosphino)methane)2]

sodium-manganese pentacarbonyl

Cyclohexyl isocyanate

bis(benzonitrile)palladium(II) dichloride

Downstream raw materials:

{Mn2(CO)6(μ-dppm)2}

{(CO)4Mn(CH₂(P(C₆H₅)2)2)(CCHCHC(O)O)Mn(CO)2}

{Mn₂(H)(CCH)(CO)6(CH₂(P(C₆H₅)2)2)}

{Mn₂(CO)(CCHCHC(O)O)(CO)6(CH₂(P(C₆H₅)2)2)}