Metathesis of Fatty Acid Esters in Ionic Liquids
Author Information
Author(s): Thomas Priya A., Marvey Bassie B., Ebenso Eno E.
Primary Institution: North-West University (Mafikeng Campus)
Hypothesis
The study investigates the self-metathesis of methyl oleate and methyl ricinoleate using different ionic liquids and ruthenium catalysts.
Conclusion
The use of [bdmim][X] type ionic liquids resulted in higher catalytic activity compared to [bmim][X] type ionic liquids.
Supporting Evidence
- Catalyst 4 showed the highest activity with an 85% conversion in [bdmim][BF4].
- Hoveyda-Grubbs catalyst 3 could be reused for three consecutive runs without loss of activity.
- The study found that shorter alkyl chain lengths in ionic liquids enhanced catalytic activity.
Takeaway
This study looks at how to make useful chemicals from plant oils using special liquids and catalysts, and found that one type of liquid works better than another.
Methodology
The self-metathesis reactions were conducted using ruthenium alkylidene catalysts in different ionic liquids, and the conversions were measured using gas chromatography.
Limitations
The study mentions that isomerization and formation of secondary metathesis products could be drawbacks.
Digital Object Identifier (DOI)
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