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Synthesis 2000; 2000(11): 1521-1522
DOI: 10.1055/s-2000-7616
short paper
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Direct Vinylation of Cholesterol with Acetylene

Boris A. Trofimov* , Alexander M. Vasil'tsov, Elena Yu. Schmidt, Alexey B. Zaitsev, Al'bina I. Mikhaleva, Andrey V. Afonin
  • *Irkutsk Institute of Chemistry, Siberian Branch of the Russian Academy of Sciences, 664033 Irkutsk, Russian Federation; Fax + (7 39 52) 39 60 46; E-mail: bat@irioch.irk.ru
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Publication Date:
31 December 2000 (online)

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Δ5-Cholesten-3β-ol reacts with acetylene in the system KOH/DMSO to form 3β-vinyloxy-Δ5-cholestene in 90% preparative yield.

steroids - ethers - vinylation