| Online-Ressource |
Verfasst von: | Fuchs, Kathleen [VerfasserIn]  |
| Medina Rivero, Samara [VerfasserIn]  |
| Weidlich, Anna [VerfasserIn]  |
| Rominger, Frank [VerfasserIn]  |
| Israel, Noel [VerfasserIn]  |
| Popov, Alexey A. [VerfasserIn]  |
| Dreuw, Andreas [VerfasserIn]  |
| Freudenberg, Jan [VerfasserIn]  |
| Casado, Juan [VerfasserIn]  |
| Bunz, Uwe H. F. [VerfasserIn]  |
Titel: | Dimerization of a reactive azaacene diradical |
Titelzusatz: | synthesis of a covalent azaacene cage |
Verf.angabe: | Kathleen Fuchs, Samara Medina Rivero, Anna Weidlich, Frank Rominger, Noel Israel, Alexey A. Popov, Andreas Dreuw, Jan Freudenberg, Juan Casado, and Uwe H.F. Bunz |
E-Jahr: | 2023 |
Jahr: | August 7, 2023 |
Umfang: | 9 S. |
Fussnoten: | Gesehen am 10.07.2023 |
Titel Quelle: | Enthalten in: Angewandte Chemie. International edition |
Ort Quelle: | Weinheim : Wiley-VCH, 1998 |
Jahr Quelle: | 2023 |
Band/Heft Quelle: | 62(2023), 32, Artikel-ID e202305712, Seite 1-9 |
ISSN Quelle: | 1521-3773 |
Abstract: | Two series of regioisomeric dicyanomethylene substituted dithienodiazatetracenes with formal para- or ortho-quinodimethane subunits were synthesized and characterized. Whereas the para-isomers (p-n, diradical index y0=0.01) are stable and isolable, the ortho-isomer (y0=0.98) dimerizes into a covalent azaacene cage. Four elongated σ-CC bonds are formed and the former triisopropylsilyl(TIPS) -ethynylene groups transformed into cumulene units. The azaacene cage dimer (o-1)2 was characterized by X-ray single crystal structure analysis and temperature-dependent infrared (IR), electron paramagnetic resonance (EPR, solid-state), nuclear magnetic resonance (NMR) and ultraviolet-visible (UV/Vis) spectroscopies (solution) indicating reformation of o-1. |
DOI: | doi:10.1002/anie.202305712 |
URL: | kostenfrei: Volltext: https://doi.org/10.1002/anie.202305712 |
| kostenfrei: Volltext: https://onlinelibrary.wiley.com/doi/abs/10.1002/anie.202305712 |
| DOI: https://doi.org/10.1002/anie.202305712 |
Datenträger: | Online-Ressource |
Sprache: | eng |
Bibliogr. Hinweis: | Parallele Sprachausgabe : deutschFuchs, Kathleen, 1994 - : Dimerisierung eines reaktiven Azaacen Diradikals |
| Forschungsdaten: Fuchs, Kathleen, 1994 - : Dimerization of a reactive azaacene diradical |
Sach-SW: | Azaacene Cage |
| Cumulene |
| Cyclization |
| Diradical |
| σ-Dimerization |
K10plus-PPN: | 1852287101 |
Verknüpfungen: | → Zeitschrift |
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Lokale URL UB: | Zum Volltext |
Dimerization of a reactive azaacene diradical / Fuchs, Kathleen [VerfasserIn]; August 7, 2023 (Online-Ressource)