Issue 41, 2015
From the journal:

Chemical Communications

DAST-promoted Beckmann rearrangement/intramolecular cyclization of acyclic ketoximes: access to 2-oxazolines, benzimidazoles and benzoxazoles†

Huiqin Li,a   Jian Qin,b   Zonglian Yang,a   Xiaoxue Guan,a   Lin Zhang,a   Peiqiu Liaoa  and  Xingqi Li*a  

* Corresponding authors

a Department of Chemistry, Northeast Normal University, Changchun 130024, China
E-mail: lixq653@nenu.edu.cn

b Department of Chemistry and Environmental Science, Jinzhou Teachers Training College, Jinzhou 121000, China

Abstract

The first example of DAST-promoted Beckmann rearrangement/intramolecular cyclization of acyclic ketoximes is described. This unique protocol represents a direct and effective pathway to 2-oxazolines, benzimidazoles and benzoxazoles in moderate to good yields.

Graphical abstract: DAST-promoted Beckmann rearrangement/intramolecular cyclization of acyclic ketoximes: access to 2-oxazolines, benzimidazoles and benzoxazoles

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Article information

DOI
https://doi.org/10.1039/C5CC02155C
Article type
Communication
Submitted
13 Mar 2015
Accepted
14 Apr 2015
First published
14 Apr 2015

Chem. Commun., 2015,51, 8637-8639

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DAST-promoted Beckmann rearrangement/intramolecular cyclization of acyclic ketoximes: access to 2-oxazolines, benzimidazoles and benzoxazoles

H. Li, J. Qin, Z. Yang, X. Guan, L. Zhang, P. Liao and X. Li, Chem. Commun., 2015, 51, 8637 DOI: 10.1039/C5CC02155C

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