Articles with "pyrrolo pyrrole" as a keyword



Pyrrolo[3,2-b]pyrrole-based fused-ring electron acceptors with strong near-infrared absorption beyond 1000 nm

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Published in 2021 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2021.109705

Abstract: Abstract We present the first report incorporating strongly electron-donating moiety pyrrolo[3,2-b]pyrrole into fused-ring electron acceptors, and design and synthesize two narrow-bandgap nonfullerene acceptor isomers PPIC1 and PPIC2. These two molecules bear the same electron-withdrawing terminal… read more here.

Keywords: fused ring; near infrared; electron acceptors; ring electron ... See more keywords

Pyrrolo[3,2-b]pyrrole-Based Quinoidal Compounds For High Performance n-Channel Organic Field-Effect Transistor

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Published in 2018 at "Chemistry of Materials"

DOI: 10.1021/acs.chemmater.8b01791

Abstract: It is a very important and challenging topic to design high performance n-channel organic semiconductors with a new type conjugated skeleton. Herein, a new class of n-channel organic semiconductors, pyrrolo[3,2-b]pyrrole-based quinoidal molecules QBPBP and QFBPBP,… read more here.

Keywords: performance channel; channel organic; channel; pyrrolo pyrrole ... See more keywords

Synthesis, crystal structure, aggregation-induced emission (AIE) and electroluminescence properties of a novel emitting material based on pyrrolo[3,2-b]pyrrole

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Published in 2020 at "Journal of Materials Chemistry C"

DOI: 10.1039/d0tc03431b

Abstract: A novel electroluminescent (EL) material based on a pyrrolo[3,2-b]pyrrole skeleton as a donor group and dimesitylborane as an acceptor group, 1,4-bis(4-(dimethylboryl) phenyl)-2,5-diphenyl-1,4-dihydropyrrolo[3,2-b]pyrrole (DMBPDPP), has been successfully synthesized and fully characterized by elemental analysis, mass spectrometry,… read more here.

Keywords: material based; based pyrrolo; aggregation induced; pyrrolo pyrrole ... See more keywords

Microwave-Assisted Synthesis, Biological Activity Evaluation, Molecular Docking, and ADMET Studies of Some Novel Pyrrolo [2,3-b] Pyrrole Derivatives

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27072061

Abstract: Novel pyrrolo [2,3-b] pyrrole derivatives were synthesized and their hypolipidemic activity was assessed in hyperlipidemic rats. The chemical structures of the new derivatives were confirmed through spectral analysis. Compounds 5 and 6 were revealed to… read more here.

Keywords: novel pyrrolo; microwave assisted; activity; pyrrole derivatives ... See more keywords

Tuning Excited-State Properties in Pyrrolo[3,2-b]pyrrole-Based Donor–Acceptor Emitters via Molecular Conformation and Conjugation Control

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Published in 2025 at "Molecules"

DOI: 10.3390/molecules30214228

Abstract: Nitrogen-fused conjugated heterocycles have attracted growing interest owing to their tunable electronic properties and potential in organic optoelectronics. In this study, two centrosymmetric donor–acceptor-type emitters PP-6F and PPA-3F were designed by incorporating trifluorophenyl and anthracene… read more here.

Keywords: pyrrolo pyrrole; donor acceptor; excited state; conjugation ... See more keywords