On-surface isostructural transformation from a hydrogen-bonded network to a coordination network for tuning the pore size and guest recognition
This journal is © The Royal Society of Chemistry..
Rational manipulation of supramolecular structures on surfaces is of great importance and challenging. We show that imidazole-based hydrogen-bonded networks on a metal surface can transform into an isostructural coordination network for facile tuning of the pore size and guest recognition behaviours. Deposition of triangular-shaped benzotrisimidazole (H3btim) molecules on Au(111)/Ag(111) surfaces gives honeycomb networks linked by double N-H⋯N hydrogen bonds. While the H3btim hydrogen-bonded networks on Au(111) evaporate above 453 K, those on Ag(111) transform into isostructural [Ag3(btim)] coordination networks based on double N-Ag-N bonds at 423 K, by virtue of the unconventional metal-acid replacement reaction (Ag reduces H+). The transformation expands the pore diameter of the honeycomb networks from 3.8 Å to 6.9 Å, giving remarkably different host-guest recognition behaviours for fullerene and ferrocene molecules based on the size compatibility mechanism.
Medienart: |
E-Artikel |
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Erscheinungsjahr: |
2020 |
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Erschienen: |
2020 |
Enthalten in: |
Zur Gesamtaufnahme - volume:12 |
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Enthalten in: |
Chemical science - 12(2020), 4 vom: 13. Nov., Seite 1272-1277 |
Sprache: |
Englisch |
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Beteiligte Personen: |
Zhou, Dong-Dong [VerfasserIn] |
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Links: |
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Anmerkungen: |
Date Revised 04.04.2024 published: Electronic Citation Status PubMed-not-MEDLINE |
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doi: |
10.1039/d0sc05147k |
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funding: |
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Förderinstitution / Projekttitel: |
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PPN (Katalog-ID): |
NLM327111542 |
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520 | |a Rational manipulation of supramolecular structures on surfaces is of great importance and challenging. We show that imidazole-based hydrogen-bonded networks on a metal surface can transform into an isostructural coordination network for facile tuning of the pore size and guest recognition behaviours. Deposition of triangular-shaped benzotrisimidazole (H3btim) molecules on Au(111)/Ag(111) surfaces gives honeycomb networks linked by double N-H⋯N hydrogen bonds. While the H3btim hydrogen-bonded networks on Au(111) evaporate above 453 K, those on Ag(111) transform into isostructural [Ag3(btim)] coordination networks based on double N-Ag-N bonds at 423 K, by virtue of the unconventional metal-acid replacement reaction (Ag reduces H+). The transformation expands the pore diameter of the honeycomb networks from 3.8 Å to 6.9 Å, giving remarkably different host-guest recognition behaviours for fullerene and ferrocene molecules based on the size compatibility mechanism | ||
650 | 4 | |a Journal Article | |
700 | 1 | |a Wang, Jun |e verfasserin |4 aut | |
700 | 1 | |a Chen, Pin |e verfasserin |4 aut | |
700 | 1 | |a He, Yangyong |e verfasserin |4 aut | |
700 | 1 | |a Wu, Jun-Xi |e verfasserin |4 aut | |
700 | 1 | |a Gao, Sen |e verfasserin |4 aut | |
700 | 1 | |a Zhong, Zhihao |e verfasserin |4 aut | |
700 | 1 | |a Du, Yunfei |e verfasserin |4 aut | |
700 | 1 | |a Zhong, Dingyong |e verfasserin |4 aut | |
700 | 1 | |a Zhang, Jie-Peng |e verfasserin |4 aut | |
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