Issue 88, 2012
From the journal:

Chemical Communications

Ferric chloride-catalyzed C–N bond cleavage for the cyclization of arylallenes leading to polysubstituted indenes†

Cong-Rong Liu,ab   Ting-Ting Wang,a   Qing-Biao Qia  and  Shi-Kai Tian*ac  

* Corresponding authors

a Joint Laboratory of Green Synthetic Chemistry, Department of Chemistry, University of Science and Technology of China, Hefei, China
E-mail: tiansk@ustc.edu.cn
Fax: +86 551-360-1592
Tel: +86 551-360-0871

b Department of Environmental Engineering, Nanjing Institute of Technology, Nanjing, China

c Key Laboratory of Synthetic Chemistry of Natural Substances, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032, China

Abstract

A range of arylallenes undergo carbocation-initiated cyclization reaction with N-benzylic and N-allylic sulfonamides in the presence of 10 mol% ferric chloride to give structurally diverse polysubstituted indenes in good yields with extremely high regioselectivity.

Graphical abstract: Ferric chloride-catalyzed C–N bond cleavage for the cyclization of arylallenes leading to polysubstituted indenes

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Article information

DOI
https://doi.org/10.1039/C2CC36048A
Article type
Communication
Submitted
21 Aug 2012
Accepted
12 Sep 2012
First published
13 Sep 2012

Chem. Commun., 2012,48, 10913-10915

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Ferric chloride-catalyzed C–N bond cleavage for the cyclization of arylallenes leading to polysubstituted indenes

C. Liu, T. Wang, Q. Qi and S. Tian, Chem. Commun., 2012, 48, 10913 DOI: 10.1039/C2CC36048A

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