[Os(P(C₆H₅)3)2(CO)2Br₂]

Base Information

• Chemical Name: [Os(P(C₆H₅)3)2(CO)2Br₂]
• CAS No.: 10170-16-8
• Molecular Formula: C₃₈H₃₀Br₂O₂OsP₂
• Molecular Weight: 930.611
• Mol file: 10170-16-8.mol

Synonyms:

Chemical Property of [Os(P(C₆H₅)3)2(CO)2Br₂]

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of [Os(P(C₆H₅)3)2(CO)2Br₂]

There total 10 articles about [Os(P(C₆H₅)3)2(CO)2Br₂] 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: 60.0%

Br2Os3(CO)12 (21773-71-7) → Os(CO)4PPh3 (21192-24-5,33635-53-9) + Br2Os3(CO)10(P(C6H5)3)2 (101033-34-5) + [Os(P(C6H5)3)2(CO)2Br2] (10170-16-8,17456-72-3,17633-43-1,224577-32-6)

Guidance literature:

With triphenyl phosphine; In tetrahydrofuran; (N2); to a soln. of Os-complex added P(C6H5)3 at room temp.; stirred for 6 h; concn. of mixt. to small vol.; pptn. of yellow solids on addn. of hexane; concd. filtrate cooled to -40 °C to separate Os(CO)4PPH3; primary ppt. extracted with H3CN; solns. evapd. to dryness; Os3(PPh3)2 complex recrystd. at -15°C; solid extractn. residue recrystd.;

Reference yield: 60.0%

Os(triphenylphosphine)3Br2 (36543-21-2,56687-51-5) + benzaldehyde (100-52-7) → [Os(P(C6H5)3)2(CO)2Br2] (10170-16-8,17456-72-3,17633-43-1,224577-32-6)

Guidance literature:

In further solvent(s); Os complex was added to soln. of aldehyde in 2-methoxyethanol; mixt. wasrefluxed for 30 h; concd.; filtered; washed (ethanol); dried in air;

Reference yield: 55.0%

Os(triphenylphosphine)3Br2 (36543-21-2,56687-51-5) + salicylaldehyde (90-02-8) → [Os(P(C6H5)3)2(CO)2Br2] (10170-16-8,17456-72-3,17633-43-1,224577-32-6)

Guidance literature:

With NEt₃; In further solvent(s); Os complex and NEt3 were added to soln. of aldehyde in 2-methoxyethanol;mixt. was refluxed for 52 h; concd.; filtered; washed (ethanol); dried in air; elem. anal.;

upstream raw materials:

Br₂Os₃(CO)12

hydridocarbonylchlorotris(triphenylphosphine)osmium(II)

nitrosyl bromide

carbonyldihydridotris(triphenylphosphine)osmium

Downstream raw materials:

[Os(P(C₆H₅)3)2(CO)(OC₉H₆N)(H)]

[Os(P(C₆H₅)3)2(CO)2(O₂C₆Cl₄)]

Refernces

• 1、 Chen, Yu-Sen,Wang, Sue-Lein,Jacobson, Robert A.,Angelici, Robert J.. "Substitution and fragmentation reactions of Br2Os3(CO)12 with phosphines. Structure of Br2Os3(CO)10[P(OMe)3]2". . p. 1118 - 1122. Retrieved 2008/10/08.