Abstract
Two dithieno[3,2-b;2′,3′-d]thiophenes, posessing donor-π-acceptor (D-π-A) character through electron donor triphenylamine and electron acceptor boron, were successfully synthesized. They had large Stokes shifts of 140 and 155 nm and exhibited remarkable solvatochromic behaviors. Emission colors changed from blue to orange in non-polar to polar solvents, respectively. They acted as colorimetric and fluorescent chemosensors with high sensitivity towards fuoride anion, displaying a blue shift from yellow upon addition of TBAF as a result of blocking D-A conjugation.
| Original language | English |
|---|---|
| Article number | 109458 |
| Journal | Dyes and Pigments |
| Volume | 192 |
| DOIs | |
| Publication status | Published - Aug 2021 |
Bibliographical note
Publisher Copyright:© 2021 Elsevier Ltd
Funding
We thank TUBITAK (114Z202) for financial support, Higher Education Council of Turkey (YOK) and TUBITAK for grants to Sebahat Topal (PhD, 100/2000 YOK and TUBITAK BIDEP 2211-A). We are indebted to National Center for High Performance Computing of Turkey (UHeM) under grant number (Sebahat Topal project: editmb). We also thank Unsped Global Lojistik , Turkey, for financial support.
| Funders | Funder number |
|---|---|
| Higher Education Council of Turkey | |
| National Center for High Performance Computing of Turkey | |
| TUBITAK | 114Z202 |
| YOK | BIDEP 2211-A |
| Ulusal Yüksek Başarımlı Hesaplama Merkezi, Istanbul Teknik Üniversitesi |
Keywords
- Dithienothiophenes
- F- sensor
- Solvatochromic
- Triarylborane
- Triphenylamine
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