1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate

Basic Information

View in Editor

CAS Number

516474-01-4

Molecular Formula

C7H14N2O4S

Molecular Weight

222.26 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Refractive Index

1.4780 to 1.4820

SMILES

View in Editor

COS([O-])(=O)=O.CC[N+]1=CN(C)C=C1

InChI

InChI=1S/C6H11N2.CH4O4S/c1-3-8-5-4-7(2)6-8;1-5-6(2,3)4/h4-6H,3H2,1-2H3;1H3,(H,2,3,4)/q+1;/p-1

InChIKey

BXSDLSWVIAITRQ-UHFFFAOYSA-M

LogP

0.50630

Safety Information

View Safety Information

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Sensitiveness

Moisture Sensitive

Synonyms & References

English

1-ETHYL-3-METHYLIMIDAZOLIUM METHYLSULFATE
1-ethyl-3-methylimidazol-3-ium,methyl sulfate
[EMIM][MS]

MDL Number

MFCD08457697

FAQ

What are the physical and chemical properties of 1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate (CAS: 516474-01-4)?

1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate is a white crystalline solid. Its molecular weight is approximately 206.28 g/mol. It is sparingly soluble in water and organic solvents. The compound is moderately reactive, particularly towards bases and reducing agents. It is stable under normal conditions but should be stored away from strong acids and oxidizers.

How is 1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate (CAS: 516474-01-4) typically synthesized?

1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate is synthesized by treating 1-ethyl-3-methylimidazole with methyl sulfate. The reaction proceeds via methyl substitution, yielding the desired product. Commonly, this is performed in pyridine or another suitable solvent at room temperature. The yield is typically around 80-85%, and the product can be purified by recrystallization from water or ethanol.

What industries use 1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate (CAS: 516474-01-4)?

1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate finds applications in the pharmaceutical industry for its use as a proton conductor in solid acid catalysts. It is also used in the polymer industry as a component in ionomers and in the development of sensors and semiconductors for its unique ionic conductive properties.

What precautions should be taken when handling 1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate (CAS: 516474-01-4)?

When handling 1-Ethyl-3-methyl-1H-imidazol-3-ium methyl sulfate, appropriate personal protective equipment (PPE) should be worn, including gloves, goggles, and a lab coat. The compound should be stored in a fume hood and away from strong acids and oxidizers. In case of a spill, it should be carefully cleaned up using absorbent material and the area should be thoroughly washed with water. Safety data sheets (SDS) should be consulted for detailed emergency procedures.