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Silica-supported perchloric acid as a recyclable catalyst for efficient trimethylsilyl cyanide addition to aldehydes

✍ Scribed by Akbar Heydari; Laila MáMani

Publisher: John Wiley and Sons
Year: 2008
Tongue: English
Weight: 90 KB
Volume: 22
Category: Article
ISSN: 0268-2605
DOI: 10.1002/aoc.1339

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✦ Synopsis

Abstract

HClO~4~SiO~2~ (0.6 mol%) acts as a highly effective catalyst for cyanation of various aldehydes to the corresponding O‐trimethylsilyl cyanohydrins, in high yields and short reaction times. Copyright © 2007 John Wiley & Sons, Ltd.

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## Silica -supported catalytically active functional materials, such as the rhodium(I) carbene complex with 1-(triethoxysilylpropyl)-3-(2,4,6-trimethylbenzyl)imidazolidine-2-ylidine (L), were prepared using the sol-gel method. The complex (1; COD = 1,5-cyclooctadiene) RhCl(COD)[1-(triethoxysilylpr