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Synthesis 1992; 1992(1/2): 52-54
DOI: 10.1055/s-1992-34153
short paper
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Dispiroketals in Synthesis: Preparation of a Stable, Sterically Demanding Glyceraldehyde Ketal and Diastereoselective Reactions with Simple Organometallic Reagents

S. V. Ley* , M. Woods, A. Zanotti-Gerosa
  • *Department of Chemistry, Imperial College of Science, Technology and Medicine, London SW7 2AY, England
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Publication Date:
18 September 2002 (online)

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A preparation of the novel dispiroketal of D-glyceraldehyde is described. The diastereoselective addition of various organometallic reagents proceeds with anti selectivity due to the large steric bulk of the dispiroketal.