BIS(ETHYLBENZENE)CHROMIUM [MIXTURE OF (C2H5)XC6H6-X WHERE X = 0-4)]

Base Information

• Chemical Name: BIS(ETHYLBENZENE)CHROMIUM [MIXTURE OF (C2H5)XC6H6-X WHERE X = 0-4)]
• CAS No.: 12212-68-9
• Molecular Formula: [(C2H5)xC6H6-x]2Cr
• Molecular Weight: 264.331
• Mol file: 12212-68-9.mol

Synonyms:BIS(ETHYLBENZENE)CHROMIUM [MIXTURE OF (C2H5)XC6H6-X WHERE X = 0-4)];Bis(ethylphenyl)chromium;Bis(ethylbenzene)chromium(0)

Chemical Property of BIS(ETHYLBENZENE)CHROMIUM [MIXTURE OF (C2H5)XC6H6-X WHERE X = 0-4)]

Chemical Property:

• Boiling Point: 140-160°C/1mm
• PSA: 0.00000
• Density: 1.14-1.18
• LogP: 3.78700
• Sensitive.: air sensitive

Purity/Quality:

97% ^*data from raw suppliers

Bis(ethylbenzene)chromium [mixture of (C2H5)*C6H6η* where x = 0-4)] ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of BIS(ETHYLBENZENE)CHROMIUM [MIXTURE OF (C2H5)XC6H6-X WHERE X = 0-4)]

There total 6 articles about BIS(ETHYLBENZENE)CHROMIUM [MIXTURE OF (C2H5)XC6H6-X WHERE X = 0-4)] 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:

4-methylcyclohexene (591-47-9) + ethylbenzene (100-41-4,27536-89-6) + chromium (7440-47-3) → bis(toluene)chromium(0) (12087-58-0) + bis(η-ethylbenzene)chromium(0) (12212-68-9) + (ethylbenzene)(toluene)chromium(0) (93184-39-5)

Guidance literature:

With benzene; In further solvent(s); byproducts: methylcyclohexane, toluene, methylcyclohexene; Cr was cocondensed with 4-methylcyclohex-1-ene at liq. N2 temp., the reaction flask was vented with dry and Ar, arene was added;

DOI:10.1021/ja00336a070

Reference yield:

ethylbenzene (100-41-4,27536-89-6) + chromium (7440-47-3) → bis(η-ethylbenzene)chromium(0) (12212-68-9)

Guidance literature:

In neat (no solvent); cocondensation (1E-4 Torr), warming to room temp.; sublimation; gas chromatographic anal.;

Reference yield:

ethylbenzene (100-41-4,27536-89-6) + chromium(III) chloride (10025-73-7,16284-59-6) → bis(η-ethylbenzene)chromium(0) (12212-68-9)

Guidance literature:

With aluminium trichloride; sodium amalgam; react., hydrolysis, redn.;

upstream raw materials:

fluorobenzene

ethylbenzene

chromium

bis(toluene)chromium⁽⁰⁾

Downstream raw materials:

chromium

hydrogen

(H₅C₂C₆H₅)2Cr⁽¹⁺⁾*Cl^(1-)=(H₅C₂C₆H₅)2CrCl

1,1'-(1,2-ethanediyl)bisbenzene