PEG-400[poly(ethylene glycol-400)] is used as a "green" recyclable solvent in the one-pot synthesis of quinoxalines by reaction with aryl ketones, hypervalent Iodine(III) Sulfonate, and o-phenylenediamines. Significant rate enhancements and improved yields have been observed.
Date:
2009-08
Relation:
Journal of the Chinese Chemical Society. 2009 Aug;56(4):683-687.