1,4-DIETHYL-2,5-DIIODO-BENZENE

Base Information

• Chemical Name: 1,4-DIETHYL-2,5-DIIODO-BENZENE
• CAS No.: 96802-17-4
• Molecular Formula: C10H12I2
• Molecular Weight: 386.014
• Hs Code.: 2903999090
• Mol file: 96802-17-4.mol

Synonyms:1,4-DIETHYL-2,5-DIIODO-BENZENE;Benzene,1,4-diethyl-2,5-diiodo;2,5-diethyl-1,4-diiodobenzene;1,4-diiodo-2,5-diethylbenzene;

Chemical Property of 1,4-DIETHYL-2,5-DIIODO-BENZENE

Chemical Property:

• Vapor Pressure: 0.00015mmHg at 25°C
• Boiling Point: 342.4oC at 760 mmHg
• Flash Point: 163.4oC
• PSA: 0.00000
• Density: 1.937g/cm3
• LogP: 4.02060

Purity/Quality:

99%min ^*data from raw suppliers

1,4-DIETHYL-2,5-DIIODO-BENZENE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,4-DIETHYL-2,5-DIIODO-BENZENE

There total 2 articles about 1,4-DIETHYL-2,5-DIIODO-BENZENE 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: 99.0%

1,4-diethylbenzene (105-05-5) → 1,4-diiodo-2,5-diethylbenzene (96802-17-4)

Guidance literature:

With sulfuric acid; iodine; periodic acid; In water; acetic acid; at 95 ℃; for 24h;

DOI:10.1002/1521-3765(20011203)7:23<5118::AID-CHEM5118>3.0.CO;2-1

Reference yield:

4-ethylacetophenone (937-30-4) → 1,4-diiodo-2,5-diethylbenzene (96802-17-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 77 percent / aq. HCl; H₂ / Pd/C / ethanol / 50 °C / 3102.97 Torr

2: 56 percent / I₂; H₅IO₆*2H₂O; H₂SO₄ / acetic acid; H₂O / 22 h / 100 °C

With hydrogenchloride; sulfuric acid; hydrogen; iodine; periodic acid; palladium on activated charcoal; In ethanol; water; acetic acid;

DOI:10.5555/ol007036g

Reference yield: 96.0%

1,4-diiodo-2,5-diethylbenzene (96802-17-4) + trimethylsilylacetylene (1066-54-2) → 1,4-bis(trimethylsilylethynyl)-2,5-diethylbenzene (339175-65-4)

Guidance literature:

With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; diisopropylamine; In toluene; at 20 ℃; Inert atmosphere;

DOI:10.1016/j.tet.2010.05.016

upstream raw materials:

1,4-diethylbenzene

4-ethylacetophenone

Downstream raw materials:

2-(4-Dicyanomethyl-2,5-diethyl-phenyl)-malononitrile

1,4-diethyl-2-iodo-5-(phenylethynyl)benzene

1,4-bis(trimethylsilylethynyl)-2,5-diethylbenzene

(2,5-diethyl-4-iodophenylethynyl)trimethylsilane

Refernces

• 1、 Kosynkin, Dmitry V.,Tour, James M.. "Phenylene ethynylene diazonium salts as potential self-assembling molecular devices". . p. 993 - 995. Retrieved 2007/10/03.