Abstract
Abstract (+)-Di(perfluoro-2-propoxypropionyl)methane, (+)-4, an optically active β-diketone, was prepared in a good yield from (+)-perfluoro-2-propoxypropionic acid. The europium chelate of (+)-4 was found to be a very effective and useful NMR shift reagent for the direct determination of the enantiomeric composition of chiral compounds.
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