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Synfacts 2011(10): 1137-1137  
DOI: 10.1055/s-0030-1261087
Polymer-Supported Synthesis
© Georg Thieme Verlag Stuttgart ˙ New York

Cycloaddition of Tetramethyldisiloxane to Alkynes with [Au]/TiO2

Contributor(s): Yasuhiro Uozumi, Go Hamasaka
I. N. Lykakis, A. Psyllaki, M. Stratakis*
University of Crete, Iraklion, Greece
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Publikationsverlauf

Publikationsdatum:
20. September 2011 (online)

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Significance

TiO2-supported gold nanoparticles ([Au]/TiO2) catalyzed the oxidative cycloaddition of 1,1,3,3-tetramethyldisiloxane (TMDS) to alkynes 1 to give the corresponding cycloadducts 2 in up to 99% isolated yield (22 examples, eq. 1).