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Synlett 2001; 2001(12): 1897-1900
DOI: 10.1055/s-2001-18746
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Cerium-Mediated Deprotection of Substituted Allyl Ethers

Giuseppe Bartoli* , Giovanna Cupone, Renato Dalpozzo, Antonio De Nino, Loredana Maiuolo, Enrico Marcantoni, Antonio Procopio
  • *Dipartimento di Chimica Organica ‘A. Mangini’, Università di Bologna, viale Risorgimento 4, I-40136 Bologna, Italy; Fax: + 39 (984) 492 044; E-mail: dalpozzo@unical.it
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Publication Date:
04 December 2001 (online)

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Substituted allyl protecting groups can be removed from alcohols using the CeCl3 · 7 H2O/NaI system in refluxing nitromethane in the presence of a scavenger for the allyl iodide. In contrast to this, deprotection of the allyl group proceeds barely in acetonitrile.

cerium(III) chloride - allyl ethers - sodium iodide - protective groups - carbohydrates