Expedient Synthesis of Substituted Thieno[3,2- b ]thiophenes and Selenopheno[3,2- b ]selenophenes Through Cascade Cyclization of Alkynyl Diol Derivatives
Thieno[3,2- ]thiophenes are used as key components in optoelectronic materials, porous hydrogen-storage hosts, organic solar cells, and polymer semiconductors. A step-efficient synthetic protocol was proposed herein for obtaining multisubstituted thieno[3,2- ]thiophene and selenopheno[3,2- ]selenoph...
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Veröffentlicht in: | Molecules (Basel, Switzerland) Switzerland), 2024-11, Vol.29 (23), p.5507 |
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Hauptverfasser: | , , , , , , |
Format: | Artikel |
Sprache: | eng |
Schlagworte: | |
Online-Zugang: | Volltext |
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Zusammenfassung: | Thieno[3,2-
]thiophenes are used as key components in optoelectronic materials, porous hydrogen-storage hosts, organic solar cells, and polymer semiconductors. A step-efficient synthetic protocol was proposed herein for obtaining multisubstituted thieno[3,2-
]thiophene and selenopheno[3,2-
]selenophenes in moderate to good yields via the bisulfur/biselenium cyclization of alkynyl diols with I
/Na
S
O
or selenium. Using this strategy, substitution patterns were obtained for backbone modification in functional materials. |
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ISSN: | 1420-3049 1420-3049 |
DOI: | 10.3390/molecules29235507 |