Synthesis and Biological Evaluation of 1-Deoxy-5-hydroxysphingosine Derivatives
✍ Scribed by Judit Esteve; Adriana Lorente; Pedro Romea; Fèlix Urpí; Carla Ríos-Luci; José M. Padrón
- Publisher
- John Wiley and Sons
- Year
- 2010
- Tongue
- English
- Weight
- 230 KB
- Volume
- 2011
- Category
- Article
- ISSN
- 1434-193X
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✦ Synopsis
A sequential transformation based on the titanium-mediated aldol addition of (S)-1-bromo-3-(tert-butyldimethylsilyloxy)-2-butanone, a chiral lactate-derived ketone, to tetradecanal followed by reduction of the ensuing aldolate afforded the corresponding syn-1,3-diol as a single diastereomer. Debro-[a]
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## Abstract magnified image A series of novel methylene‐bis‐chalcones **3** was prepared by the reaction of 5‐(3‐formyl‐4‐hydroxybenzyl)‐2‐hydroxy benzaldehyde **2** with different acetophenones, subsequent treatment of compound **3** with an appropriate __o__‐phenylenediamine gave the correspondi