Photochromism of Diarylethenes with Two
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Kenji Matsuda; Masahiro Irie
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Article
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2001
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John Wiley and Sons
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English
โ 163 KB
Photochromic diarylethenes that have p-phenylene-substituted benzothiophene aryl groups with and without nitronyl nitroxide radicals at both ends of the molecules were synthesized. The absorption maxima of the closedring isomers showed a hypsochromic shift with the increase in the p-conjugated chain