cesium dodecahydrodicarba-nido-undecaborate

Base Information

• Chemical Name: cesium dodecahydrodicarba-nido-undecaborate
• CAS No.: 63748-65-2
• Molecular Formula: C₂H₁₂B₉*Cs
• Molecular Weight: 266.322
• Mol file: 63748-65-2.mol

Synonyms:cesium dodecahydrodicarba-nido-undecaborate

Chemical Property of cesium dodecahydrodicarba-nido-undecaborate

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

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Technology Process of cesium dodecahydrodicarba-nido-undecaborate

There total 3 articles about cesium dodecahydrodicarba-nido-undecaborate 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: 100.0%

1,2-dicarba-closo-dodecaborane(12) (16872-09-6) + cesium fluoride (13400-13-0) → cesium dodecahydrodicarba-nido-undecaborate (63748-65-2) + boron trifluoride (7637-07-2) + boron difluoride (13842-55-2)

Guidance literature:

In ethanol; under N2; mixt. of o-carborane and CsF (molar ratio 1:3) in EtOH stirredunder reflux for 20 h; cooled to room temp.; not isolated; detd. by (11)B NMR spectroscopy;

DOI:10.1021/ic000768k

Reference yield: 74.0%

Cs[nido-2,9-C2B9H12] (89486-21-5) + closo-3,3-(PPh3)2-3-H-3,1,2-RhC2B9H11 (53687-46-0) → cesium dodecahydrodicarba-nido-undecaborate (63748-65-2) + {closo-2,2-(PPh3)2-2-H-2,1,12-RhC2B9H11} (76287-18-8)

Guidance literature:

In ethanol; under Ar or N2, to mixt. of Rh complex and the carborane salt added anhyd. ethanol, heated at reflux temp. for 8 h; filtered while hot, solid washed with anhyd. ethanol, dried in vac., the carborane anion recovered from filtrate by evapn. in vac. followed by benzene wash and drying in vac.;

DOI:10.1021/ja00322a041

Reference yield:

Cs[nido-7,9-C2B9H12] (12305-33-8) + closo-3,3-(PPh3)2-3-H-3,1,2-RhC2B9H11 (53687-46-0) → cesium dodecahydrodicarba-nido-undecaborate (63748-65-2) + closo-2,2-(PPh3)2-2-H-2,1,7-RhC2B9H11 (53754-45-3)

Guidance literature:

In ethanol; under Ar or N2, anhyd. ethanol added to mixt. of reagents, heated at reflux temp. for 36 h; filtered while hot, solid washed with anhyd. ethanol, dried in vac., filtrate evapd. in vac., washed with benzene, dried in vac.;

DOI:10.1021/ja00322a041

upstream raw materials:

Cs[nido-7,9-C₂B₉H₁₂]

closo-3,3-(PPh₃)2-3-H-3,1,2-RhC₂B₉H₁₁

Cs[nido-2,9-C₂B₉H₁₂]

1,2-dicarba-closo-dodecaborane⁽¹²⁾

Downstream raw materials:

[3,3-(PMe₂Ph)2-closo-3,1,2-PtC₂B₉H₁₁]

[(P(CH₃)2C₆H₅)2PtC₂B₉H₁₁]

(Rh(P(CH₃)2(C₆H₅))C₂B₉H₁₁)2

Cs[nido-7-Ph-7,8-C₂B₉H₁₁]

Refernces

• 1、 Long, Judith A.,Marder, Todd B.,Hawthorne, M. Frederick. "Metallacarboranes in Catalysis. 5. Interconversion of closo-Bis(phosphine)hydridorhodacarboranes by Rhodium Transfer between η5-nido-Carborane Anions". . p. 3004 - 3010. Retrieved 2007/10/02.