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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Synthetic Metalsarrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Synthetic Metals
Article . 2011 . Peer-reviewed
License: Elsevier TDM
Data sources: Crossref
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Synthesis and characterization of the novel shape-persistent nanosized cavity macrocycle

Authors: Qinggang Kong; Haiyan Qian; Hongzhong Bo; Chaozhi Zhang; Kai Liu; Xiangyu Zhang; Jianke Wang; +2 Authors

Synthesis and characterization of the novel shape-persistent nanosized cavity macrocycle

Abstract

Abstract The Friedel–Crafts reaction was employed to prepare the shape-persistent macrocycle (TPAP)3 with direct cyclization from three monomers of 2-(4′-(Phenyl(4″-methylphenyl)amino) phenyl)-propan-2-ol (TPAP), which contains two reactive groups of the t-hydroxyl and the p-proton on the triphenylamine. Under a very low monomer concentration (ca. 1%), the yield of the shape-persistent macrocycle (TPAP)3 is up to 34%. FT-IR, NMR, MALDI-TOF and MS were applied to determine the structure of macrocycle. It can be a good candidate as the hole-transporting layer because its photoluminescent spectrum appears no emission peaks in the range of 400–600 nm. The geometry of (TPAP)3, optimized by the density functional theory (DFT) calculations using Gaussian03 software at the B3LYP/6-31G(d) level, showed that (TPAP)3 possesses an approximately 10 A diameter and 8.4 A depth molecular inner cavity. Owing to three nitrogenous lone electron pairs and six conjugated large π bonds of the macrocyclic electron-excessive phenylene almost directing into the cavity, the macrocycle is a big electron-rich donor which may be favorable for selective extraction of special diameter metal ions, high effective and selective catalysis and the formation of 1:1 π-donor–π-acceptor (C60) complexes through the host–guest interactions.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
3
Average
Average
Average
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