Ionic liquids as solvents for the Knoevenagel condensation: understanding the role of solvent–solute interactions

Author:

Priede Elina1234,Brica Sindija1234,Bakis Eduards56789,Udris Niklavs1234,Zicmanis Andris1234

Affiliation:

1. University of Latvia

2. Faculty of Chemistry

3. Riga

4. Latvia

5. Imperial College London

6. Department of Chemistry

7. South Kensington Campus

8. London SW7 2AZ

9. UK

Abstract

The hydrogen bond basicityβof ionic liquids, as demonstrated by the NMR studies and the Kamlet–Taft linear solvation energy relationship, was confirmed to be the dominant solvent descriptor determining the rate of the Knoevenagel condensation.

Funder

European Social Fund

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry,Catalysis

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3. Recent Advances in the Synthesis of Coumarin Derivatives via Knoevenagel Condensation: A Review

4. K. Ebitani , in Comprehensive Organic Synthesis, ed. P. Knochel and G. A. Molander, Elsevier, Amsterdam, 2nd edn, 2014, ch. 14, vol. 2, pp. 571–605

5. Ultrasound-assisted phase-transfer catalysis method in an aqueous medium to promote the Knoevenagel reaction: Advantages over the conventional and microwave-assisted solvent-free/catalyst-free method

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