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Org Lett. 2017 Jun 16;19(12):3115-3118. doi: 10.1021/acs.orglett.7b01229. Epub 2017 Jun 01.

Tetraaza[1.1.1.1]m,p,m,p-cyclophane Diradical Dications Revisited: Tuning Spin States by Confronted Arenes.

Organic letters

Ryohei Kurata, Daisuke Sakamaki, Akihiro Ito

Affiliations

  1. Department of Molecular Engineering, Graduate School of Engineering, Kyoto University , Nishikyo-ku, Kyoto 615-8510, Japan.

PMID: 28571315 DOI: 10.1021/acs.orglett.7b01229

Abstract

Diradical dications of two kinds of alternate-meta-para-linked tetraazacyclophanes in which p-phenylene (1) and 9,10-anthracenylene (2a) moieties are embedded in their macrocyclic backbones were successfully isolated as air-stable salts. The structures of 1

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