Ferric chloride: An excellent reagent for the removal of benzyl ethers in the presence of p-bromobenzoate esters

descriptionPublicationkeyboard_double_arrow_right Article 01 Apr 1995 Spain English Publisher:Elsevier BVJournal:Tetrahedron: Asymmetry, volume 6, pages 857-858 (issn: 0957-4166,

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Authors: Padrón, Juan I.; Vázquez, Jesús T.;

doi: 10.1016/0957-4166(95)00088-7

handle: 10261/211860

Ferric chloride: An excellent reagent for the removal of benzyl ethers in the presence of p-bromobenzoate esters

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Abstract

Anhydrous FeCl3 in dry CH2Cl2 removed benzyl ethers from carbohydrates containing p-bromobenzoate esters, without hydrogenolysis of the bromine atoms. In addition, debenzylations of β-glycopyranosides occurred with simultaneous anomerization or retention of the anomeric configuration.

Support of this work by the Dirección General de Investigación Científica y Técnica (DGICYT), Ministerio de Educación y Ciencia (Spain) through grant PB93-0559 is gratefully acknowledged. J. I. P. thanks the Ministerio de Educación y Ciencia for a fellowship.

Peer reviewed

Country

Spain

Related Organizations

Spanish National Research Council
Spain
University of La Laguna
Spain

Keywords

Ferric chloride, Reagent, p-bromobenzoate esters, Benzyl ethers

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