cis-Mn(CO)4Br(PPh₃)2

Base Information

• Chemical Name: cis-Mn(CO)4Br(PPh₃)2
• CAS No.: 57693-96-6
• Molecular Formula: C₂₂H₁₅BrMnO₄P
• Molecular Weight: 509.174
• Mol file: 57693-96-6.mol

Synonyms:cis-Mn(CO)4Br(PPh₃)2

Chemical Property of cis-Mn(CO)4Br(PPh₃)2

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of cis-Mn(CO)4Br(PPh₃)2

There total 9 articles about cis-Mn(CO)4Br(PPh₃)2 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: 82.0%

bromopentacarbonylmanganese(I) (14516-54-2) + triphenylphosphine (603-35-0) → cis-Mn(CO)4Br(PPh3)2 (57693-96-6)

Guidance literature:

In chloroform; at 20 ℃; for 8h; Inert atmosphere; Sealed tube;

DOI:10.1002/anie.201710206

Reference yield: 0.2%

dimanganese octacarbonyl di-(triphenyl phosphine) (15279-67-1,10170-70-4) + bromoacetic acid methyl ester (96-32-2) → {(PPh3)manganese(carbonyl)4 bromide} (57693-96-6,65437-12-9,13682-00-3) + (methoxycarbonylmethyl)tetracarbonyltriphenylphosphinemanganese (77438-16-5)

Guidance literature:

With sodium amalgam; In tetrahydrofuran; Mn2(CO)8(PPh3)2 converted with Na/Hg in THF into NaMn(CO)4PPh3, freshlydistd. MeOCOCH2Br in THF added at -20°C, stirred and warmed; evapd. in vac., extd. with ether, concd., chromd. (silica gel, -30°C, hexane/ether), concd., hexane added, fractionally crystd.; elem. anal.;

DOI:10.1016/S0022-328X(00)82475-4

Reference yield:

nonacarbonyl(triphenylphosphine)dimanganese (14592-26-8,51371-61-0) → bromopentacarbonylmanganese(I) (14516-54-2) + cis-Mn(CO)4Br(PPh3)2 (57693-96-6) + trans-Mn(CO)4Br(PPh3)2 (13682-00-3,57693-96-6,65437-12-9)

Guidance literature:

With bromine; In cyclohexane; excess Br2, 25.0-42.0°C; not isolated, reaction followed by UV/VIS spectroscopy; Kinetics;

DOI:10.1039/DT9790001165

upstream raw materials:

bromopentacarbonylmanganese(I)

triphenylphosphine

{(CH₃)2N}2BMn{(CO)4P(C₆H₅)3}

benzyl bromide

Downstream raw materials:

[Mn(CO)3(triphenylphosphine)(tetraphenyldiselenoimidophosphinato-κ2Se)]

cis-tetracarbonyl(triphenylphosphine)manganese hydride

(η5-1-bromoindenyl)tricarbonylmanganese(I)

fac-tricarbonylbromobis(triphenylphosphite)manganese(I)