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Department of Chemistry, Faculty of Science, Ochanomizu University, 2-1-1 Otsuka, Bunkyo-ku, Tokyo 112-8610, Japan
E-mail: tanatani.aya@ocha.ac.jp
; Fax: +81-3-5978-2716
b
Faculty of Pharmaceutical Sciences at Kagawa Campus, Tokushima Bunri University, 1314-1 Shido, Sanuki, Kagawa 769-2193, Japan
E-mail: i-az@kph.bunri-u.ac.jp
c
Chemical Analysis Center, Chiba University, 1-33 Yayoi-cho, Inage-ku, Chiba 263-8522, Japan
E-mail: masu@faculty.chiba-u.jp
d
Advanced Technology Support Division and Advanced Elements Chemistry Research Team, RIKEN-ASI, 2-1 Hirosawa, Wako-shi, Saitama 351-0198, Japan
E-mail: atsuya-muranaka@riken.jp
; Fax: +81-48-467-2869
e
Institute of Biomaterials and Bioengineering, Tokyo Medical and Dental University, 2-3-10 Kanda-Surugadai, Chiyoda-ku, Tokyo 101-0062, Japan
E-mail: kage.chem@tmd.ac.jp
f
Graduate School of Pharmaceutical Sciences, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan
E-mail: uchiyama@mol.f.u-tokyo.ac.jp
; Fax: +81-3-5841-0732
Chem. Commun., 2013,49, 2290-2292
DOI:
10.1039/C2CC37583D
Received
17 Oct 2012,
Accepted
19 Nov 2012
First published online
19 Nov 2012
N,N′-Bis(2,3,7,8,12,13,17,18-octaethylporphyrin-5-yl)urea (3) exhibits cis–trans conformational switching depending on the solvent properties, and can adopt the cofacial porphyrin dimer structure under certain conditions. The conformational preference can be switched by electrochemical stimulus.
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