Issue 2, 2012
From the journal:

Organic & Biomolecular Chemistry

Design, synthesis, and application of tartaric acid derived N-spiroquaternary ammonium salts as chiral phase-transfer catalysts†‡

Mario Waser,*a   Katharina Gratzer,a   Richard Herchla  and  Norbert Müllera  

* Corresponding authors

a Institute of Organic Chemistry, Johannes Kepler University Linz, Altenbergerstraße 69, 4040 Linz, Austria
E-mail: Mario.waser@jku.at
Fax: +43 732 2468 8747
Tel: +43 732 2468 8748

Abstract

A novel class of tartaric acid-derived N-spiro quaternary ammonium salts was synthesised starting from known TADDOLs. These compounds were found to catalyse the asymmetric α-alkylation of glycine Schiff bases with high enantioselectivities and in good yields.

Graphical abstract: Design, synthesis, and application of tartaric acid derived N-spiro quaternary ammonium salts as chiral phase-transfer catalysts

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Article information

DOI
https://doi.org/10.1039/C1OB06573D
Article type
Communication
Submitted
14 Sep 2011
Accepted
14 Oct 2011
First published
17 Oct 2011
This article is Open Access

Org. Biomol. Chem., 2012,10, 251-254

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Design, synthesis, and application of tartaric acid derived N-spiro quaternary ammonium salts as chiral phase-transfer catalysts

M. Waser, K. Gratzer, R. Herchl and N. Müller, Org. Biomol. Chem., 2012, 10, 251 DOI: 10.1039/C1OB06573D

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