Synthesis of Cycloparaphenylenes Bearing Furan-2,5-diyl or 2,2'-Bifuran-5,5'-diyl Units in the Macrocyclic Structures
Autor: | Novruz G. Akhmedov, Shuangjiang Li, Jeffrey L. Petersen, Behzad Farajidizaji, Changfeng Huang, Notashia N. Baughman, Haresh Thakellapalli, Kung K. Wang, Brian V. Popp |
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Rok vydání: | 2016 |
Předmět: |
Bearing (mechanical)
010405 organic chemistry Chemistry Organic Chemistry Aromatization General Chemistry Crystal structure 010402 general chemistry Electrochemistry 01 natural sciences Combinatorial chemistry Catalysis Cycloaddition 0104 chemical sciences law.invention chemistry.chemical_compound law Furan Organic chemistry |
Zdroj: | Chemistry (Weinheim an der Bergstrasse, Germany). 22(46) |
ISSN: | 1521-3765 |
Popis: | Synthetic pathways to furan-containing cycloparaphenylenes (CPPs) as molecular nanohoops bearing 10, 12, and 15 aromatic units including furan-2,5-diyl or 2,2′-bifuran-5,5′-diyl units have been developed. A [4 + 2]cycloaddition reaction, homo- or cross-coupling reactions, and an oxidative aromatization reaction are the key steps of the synthetic pathways. The X-ray structures of a partially hydrogenated bifuran-containing CPP precursor and the corresponding fully aromatized bifuran-containing CPP were obtained to allow the determination of their conformational arrangements in the crystal lattice. The optical and electrochemical properties of the furan-containing CPPs were investigated. |
Databáze: | OpenAIRE |
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