Photochromism of indolino-benzopyrans studied by NMR and UV-visible spectroscopy

<p>The synthesis of photochromic 3,3-di(<mml:math> <mml:msup> <mml:mn>4</mml:mn> <mml:mo>&#x2032;</mml:mo> </mml:msup> </mml:math>-fluorophenyl)-3H-benzopyrans fused to an indole moiety is described. The structures of photomerocyani...

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Format: Article
Language:English
Published: Wiley 2006-01-01
Series:International Journal of Photoenergy
Online Access:http://www.hindawi.com/GetArticle.aspx?doi=10.1155/IJP/2006/43213
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description <p>The synthesis of photochromic 3,3-di(<mml:math> <mml:msup> <mml:mn>4</mml:mn> <mml:mo>&#x2032;</mml:mo> </mml:msup> </mml:math>-fluorophenyl)-3H-benzopyrans fused to an indole moiety is described. The structures of photomerocyanines elucidated by NMR spectroscopy and spectrokinetic data (<mml:math> <mml:msub> <mml:mi>&#x03BB;</mml:mi> <mml:mrow> <mml:mi>max</mml:mi><mml:mo>&#x2061;</mml:mo> </mml:mrow> </mml:msub> </mml:math> of colored form, colorability, and rate constant of bleaching) obtained by UV-visible spectroscopy are reported.</p>
format Article
id doaj-art-64510f8d5b444d6291dbe30d82ecee6a
institution Kabale University
issn 1110-662X
language English
publishDate 2006-01-01
publisher Wiley
record_format Article
series International Journal of Photoenergy
spelling doaj-art-64510f8d5b444d6291dbe30d82ecee6a2025-02-03T01:21:23ZengWileyInternational Journal of Photoenergy1110-662X2006-01-012006Photochromism of indolino-benzopyrans studied by NMR and UV-visible spectroscopy<p>The synthesis of photochromic 3,3-di(<mml:math> <mml:msup> <mml:mn>4</mml:mn> <mml:mo>&#x2032;</mml:mo> </mml:msup> </mml:math>-fluorophenyl)-3H-benzopyrans fused to an indole moiety is described. The structures of photomerocyanines elucidated by NMR spectroscopy and spectrokinetic data (<mml:math> <mml:msub> <mml:mi>&#x03BB;</mml:mi> <mml:mrow> <mml:mi>max</mml:mi><mml:mo>&#x2061;</mml:mo> </mml:mrow> </mml:msub> </mml:math> of colored form, colorability, and rate constant of bleaching) obtained by UV-visible spectroscopy are reported.</p>http://www.hindawi.com/GetArticle.aspx?doi=10.1155/IJP/2006/43213
spellingShingle Photochromism of indolino-benzopyrans studied by NMR and UV-visible spectroscopy
International Journal of Photoenergy
title Photochromism of indolino-benzopyrans studied by NMR and UV-visible spectroscopy
title_full Photochromism of indolino-benzopyrans studied by NMR and UV-visible spectroscopy
title_fullStr Photochromism of indolino-benzopyrans studied by NMR and UV-visible spectroscopy
title_full_unstemmed Photochromism of indolino-benzopyrans studied by NMR and UV-visible spectroscopy
title_short Photochromism of indolino-benzopyrans studied by NMR and UV-visible spectroscopy
title_sort photochromism of indolino benzopyrans studied by nmr and uv visible spectroscopy
url http://www.hindawi.com/GetArticle.aspx?doi=10.1155/IJP/2006/43213