Article ID Journal Published Year Pages File Type
5280475 Tetrahedron Letters 2005 4 Pages PDF
Abstract

The Baylis-Hillman reaction between 2-(tert-butyldimethylsilyloxy)ethanal and 3-buten-2-one followed by desilylation gave rise to the corresponding α-methylene-β,γ-dihydroxy ketone further converted by reductive ozonolysis of the carbon-carbon double bond into racemic 4,5-dihydroxy-2,3-pentanedione (DPD), a significant molecule in bacterial cell-cell communication systems. The same sequence applied to other substrates allowed the preparation of chain elongated analogues and 5-O-acylated derivatives of DPD.

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Physical Sciences and Engineering Chemistry Organic Chemistry
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