ArticleMolecules (Basel, Switzerland)2024
Introduction of Electron Donor Groups into the Azulene Structure: The Appearance of Intense Absorption and Emission in the Visible Region.
Article in Molecules (Basel, Switzerland), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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Who cites it
2 citing papers in PubMed.
- Synthesis of azulene fluorophores reveals structure-property relationships.Organic chemistry frontiers : an international journal of organic chemistry · 2026Article
- Changes in NR2ab Antibody Levels in the Blood of Patients Depending on their Condition: Acute or Chronic Cerebral Ischaemia.Acta medica Lituanica · 2026Article
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5 authors.
Funding
Abstract
In this work, through the Suzuki-Miyaura cross-coupling reaction with high yields, new π-conjugated azulene compounds containing diphenylaniline groups at positions 2 and 6 of azulene were synthesized. The obtained diphenylaniline-azulenes have intensely visible-light absorbing and emitting (in the wavelength range from 400 to 600 nm) properties. It has been shown that such unique optical properties, in particular fluorescent emission in the region of blue and green photoluminescence (λem at 495 and 525 nm), which were absent in the original azulene, are the result of the electron donor effect of diphenylaniline groups, which significantly changes the electronic structure of azulene and leads to the allowed HOMO → LUMO electron transition.
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