Article ID Journal Published Year Pages File Type
5224127 Tetrahedron 2010 4 Pages PDF
Abstract

Synthesis of symmetrically structured triacylglycerols possessing bioactive n−3 polyunsaturated fatty acids (eicosapentaenoic acid or docosahexaenoic acid) at the 2-position and a short-chain fatty acid (C2, C4, C6) located at the end-positions by a highly efficient two-step chemoenzymatic process is described. Full regiocontrol devoid of any acyl-migration side reactions was obtained in both a lipase promoted step to introduce the short-chain fatty acids exclusively into the primary alcohol positions of glycerol using activated vinyl esters at low temperature and a subsequent coupling reaction involving free EPA and DHA using EDAC as a coupling agent.

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Physical Sciences and Engineering Chemistry Organic Chemistry
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