(cyclohexyl)PBr₂Cr(CO)5

Base Information

Chemical Name:(cyclohexyl)PBr₂Cr(CO)5
CAS No.:115380-00-2
Molecular Formula:C₁₁H₁₁Br₂CrO₅P
Molecular Weight:465.983
Hs Code.:

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Chemical Property of (cyclohexyl)PBr₂Cr(CO)5

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Technology Process of (cyclohexyl)PBr₂Cr(CO)5

There total 1 articles about (cyclohexyl)PBr₂Cr(CO)5 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:

: 15038-41-2
pentacarbonyl(tetrahydrofuran)chromium⁽⁰⁾

: 86012-32-0
Dibromcyclohexylphosphan

: 115380-00-2
(cyclohexyl)PBr₂Cr(CO)5

Guidance literature:: In tetrahydrofuran; byproducts: Cr(CO)6; under N2; 25 mmol c-HexPBr2 are added to an equimolar amt. of Cr(CO)5(THF) in THF; reaction mixt. stirred for 2 h at room temp.; solvent removed; unreacted Cr(CO)6 is removed by sublimation at 40°C/0.01 Torr; residue chromd. (pentane, silica gel); crystn. from the partly evapd. soln. at -60°C; crystals washed with cold pentane, dried in vac.; elem. anal.;

Reference yield: 28.0%

: 115380-00-2
(cyclohexyl)PBr₂Cr(CO)5

: 115380-05-7
1,2,3-triphenyl-1,2-bis{pentacarbonylchromium⁽⁰⁾}-cyclotriphosphane

Guidance literature:: With magnesium; In tetrahydrofuran; byproducts: MgBr2, Cr(CO)5; under N2; a mixt. of 6.1 mmol of the Cr compound in THF and 62 mmol Mg powder is stirred for 10-40 min at 0°C; excess of Mg powder filtered off; solvent removed; residue dissolved in benzene and chromd. (silica gel, benzene/pentane (1:3, v:v)); solvent removed in vac.; residue washed with pentane and dried; mixt. of 2 isomers obtained; elem. anal.;