Synthesis and chelation study of a fluoroionophore and a glycopeptide based on an aza crown iminosugar structure

Alexandra Bordes, Ana Poveda, Nathalie Fontelle, Ana Ardá, Jérôme Guillard, Yi Bin Ruan, Jérôme Marrot, Shuki Imaeda, Atsushi Kato, Jérôme Désiré, Juan Xie*, Jesús Jiménez-Barbero*, Yves Blériot*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

Capitalizing on a recently reported iminosugar-based aza-crown (ISAC) accessed by a double Staudinger azaWittig coupling reaction, we have expanded the structural diversity of this new family of sweet cyclam analogs. Replacement of the two secondary amines linking the iminosugar units by two amide bonds obtained a cyclodimerization by with BOP and DIPEA led to a macrocycle that did not demonstrate efficient Zn2+ chelation unlike the parent ISAC. Introduction of two pyrene moieties on the secondary amines of the parent ISAC yielded a new fluoroionophore that selectively binds Hg2+ in methanol.

Original languageEnglish
Article number108258
JournalCarbohydrate Research
Volume501
DOIs
StatePublished - 2021/03

Keywords

  • Iminosugar
  • Ionophore
  • Macrocycle
  • NMR analysis

ASJC Scopus subject areas

  • Analytical Chemistry
  • Biochemistry
  • Organic Chemistry

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