Chromium,tricarbonyl[(1,2,3,4,5,6-h)-hexamethylbenzene]- (9CI)

Base Information

• Chemical Name: Chromium,tricarbonyl[(1,2,3,4,5,6-h)-hexamethylbenzene]- (9CI)
• CAS No.: 12088-11-8
• Molecular Formula: C15H18 Cr O3
• Molecular Weight: 298.302

Synonyms:(Hexamethylbenzene)chromiumtricarbonyl (6CI); Chromium, tricarbonyl(hexamethylbenzene)- (7CI,8CI);Benzene, hexamethyl-, chromium complex; (Hexamethylbenzene)tricarbonylchromium;Tricarbonyl(hexamethylbenzene)chromium; Tricarbonyl(h6-hexamethylbenzene)chromium; h6-Hexamethylbenzenechromiumtricarbonyl

Chemical Property of Chromium,tricarbonyl[(1,2,3,4,5,6-h)-hexamethylbenzene]- (9CI)

Chemical Property:

Purity/Quality:

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MSDS Files:

SDS file from LookChem

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Technology Process of Chromium,tricarbonyl[(1,2,3,4,5,6-h)-hexamethylbenzene]- (9CI)

There total 4 articles about Chromium,tricarbonyl[(1,2,3,4,5,6-h)-hexamethylbenzene]- (9CI) 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: 16.0%

{((CH3)6C6)(CO)2CrSn(C6H5)3}(1-)*K(1+) = K{((CH3)6C6)(CO)2CrSn(C6H5)3} (144473-43-8) + N-(chloromethylene)-pyrrolidinium chloride → tricarbonyl(hexahapto-hexamethylbenzene)chromium(0) (12088-11-8) + (CH3)6C6(CO)2Cr(H)Sn(C6H5)3 (144473-39-2) + {(CH3)6C6(CO)2CrC(H)NC4H8}

Guidance literature:

In tetrahydrofuran; addn. of the chloroformaldiminium chloride to soln. of K salt (equimolar amounts) in THF at 0°C under stirring and under N2;; filtration after 10 min; concn.; chromy. (silica, -15°C, toluene, then ether); evapn. in vac. to dryness; addn. of ether; recrystn. from toluene/petroleum ether; elem. anal.;;

Reference yield:

tetracarbonyl(η2:2-cyclooctadiene)chromium(0) (12301-34-7) + Hexamethylbenzene (87-85-4) → tricarbonyl(hexahapto-hexamethylbenzene)chromium(0) (12088-11-8) + cyclo-octa-1,5-diene (5259-72-3,10060-40-9,111-78-4)

Guidance literature:

byproducts: CO; Kinetics;

Reference yield:

tricarbonyl[1,2-dihydro-2-phenyl-(η6-1,2-azaborine)]chromium (874376-38-2,874376-37-1) + Hexamethylbenzene (87-85-4) → tricarbonyl(hexahapto-hexamethylbenzene)chromium(0) (12088-11-8) + tricarbonyl[1,2-dihydro-2-(η6-phenyl)-1,2-azaborine]chromium (874376-38-2,874376-37-1) + 1,2-dihydro-2-phenyl-1,2-azaborine (19101-48-5)

Guidance literature:

In tetrahydrofuran-d8; in a sealed NMR tube a mixt. of compounds was dissolved in THF-d8, the soln. was heated to 110°C for 115 min; detected by NMR spectra;

DOI:10.1021/om0506973

upstream raw materials:

tetracarbonyl(η2:2-cyclooctadiene)chromium(0)

Hexamethylbenzene

{((CH₃)6C₆)(CO)2CrSn(C₆H₅)3}^(1-)*K⁽¹⁺⁾ = K{((CH₃)6C₆)(CO)2CrSn(C₆H₅)3}

3,3-dichloro-1,2-diphenylcyclopropene

Downstream raw materials:

(CH₃)6C₆Cr(CO)2P(CH₂CH₂CH₂CH₃)2C₆H₅

(CH₃)6C₆Cr(CO)2NCC₆H₅

1.3.5-(O₂N)3C₆H₃*(CH₃)6C₆Cr(CO)3

Cr(CO)2(C₆(CH₃)6)(HCCC₆H₅)

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