1-Ethyl-2,3-dimethylimidazolium bromide

Base Information

• Chemical Name: 1-Ethyl-2,3-dimethylimidazolium bromide
• CAS No.: 98892-76-3
• Molecular Formula: Br*C₇H₁₃N₂
• Molecular Weight: 205.098
• Hs Code.: 29332990
• Mol file: 98892-76-3.mol

Synonyms:1-ETHYL-2,3-DIMETHYLIMIDAZOLIUM BROMIDE;98892-76-3;1-ethyl-2,3-dimethyl-1H-imidazol-3-ium bromide;1-ethyl-2,3-dimethylimidazol-3-ium;bromide;1H-Imidazolium, 1-ethyl-2,3-dimethyl-, bromide;1-ETHYL-2,3-DIMETHYLIMIDAZOLIUMBROMIDE;C7H13BrN2;SCHEMBL710393;GITMVCYKHULLDM-UHFFFAOYSA-M;YDA89276;MFCD03427614;AKOS015832983;AKOS027320324;1-ethyl-2,3-dimethyl-imidazolium bromide;BS-18027;CS-0152007;D83201;A858508

Chemical Property of 1-Ethyl-2,3-dimethylimidazolium bromide

Chemical Property:

• Appearance/Colour: White crystalline powder
• PSA: 8.81000
• LogP: -2.35510
• Storage Temp.: Inert atmosphere,Room Temperature
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 1
• Exact Mass: 204.02621
• Heavy Atom Count: 10
• Complexity: 92.9

Purity/Quality:

98%,99%, ^*data from raw suppliers

1-Ethyl-2,3-dimethyl-1H-imidazol-3-iumbromide 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 36/37/38-22
• Safety Statements: 37/39-26

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCN1C=C[N+](=C1C)C.[Br-]

Technology Process of 1-Ethyl-2,3-dimethylimidazolium bromide

There total 2 articles about 1-Ethyl-2,3-dimethylimidazolium bromide 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: 89.0%

1,2-dimethyl-1H-imidazole (1739-84-0) + ethyl bromide (74-96-4) → 1-Ethyl-2-methyl-3-methylimidazolium bromide (98892-76-3)

Guidance literature:

In toluene; for 3h; Heating;

DOI:10.1055/s-2000-6416

Reference yield: 41.0%

1-ethyl-2-methylimidazole (21202-52-8) + methyl bromide (74-83-9) → 1-Ethyl-2-methyl-3-methylimidazolium bromide (98892-76-3)

Guidance literature:

In 1,1,1-trichloroethane; for 3h; Reflux;

DOI:10.1002/cssc.201300659

Reference yield: 92.0%

1-Ethyl-2-methyl-3-methylimidazolium bromide (98892-76-3) → 1-ethyl-2,3-dimethyl-3H-imidazole-1-ium chloride (92507-97-6)

Guidance literature:

With anion exchange resin (Ambersep 900-Cl); In water;

upstream raw materials:

1,2-dimethyl-1H-imidazole

ethyl bromide

1-ethyl-2-methylimidazole

methyl bromide

Downstream raw materials:

1-ethyl-2,3-dimethylimidazolium bis(trifluoromethylsulfonyl)imide

1-ethyl-2,3-dimethyl-3H-imidazole-1-ium chloride

Refernces

• 1、 Yue, Shuwen,Roveda, John D.,Mittenthal, Max S.,Shannon, Matthew S.,Bara, Jason E.. "Experimental Densities and Calculated Fractional Free Volumes of Ionic Liquids with Tri- and Tetra-substituted Imidazolium Cations". . p. 2522 - 2532. Retrieved 2018/07/25.
• 2、 Zhang, Qingguo,Lan, Yalin,Liu, Hongwei,Zhang, Xinyuan,Zhang, Xuelei,Wei, Ying. "Estimation and structural effect on physicochemical properties of alkylimidazolium-based ionic liquids with different anions". . p. 2002 - 2012. Retrieved 2016/07/06.