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Suprachannels via a molecular array of 2D networks: Solvent effects, anion exchange, and physicochemical properties of silver(I) complexes bearing N,N′,N″-tris(2-pyridinylethyl)-1,3,5-benzenetricarboxamide

  • Euni Kim
  • , Haeri Lee
  • , Tae Hwan Noh
  • , Ok Sang Jung*
  • *Corresponding author for this work
  • Pusan National University

Research output: Contribution to journalJournal articlepeer-review

Abstract

The solvent effects on suprachannel formation via a molecular array of 2D networks were studied. The basic structure of the [Ag3L 2](X)3 (X- = NO2-, NO3-) 2D network consists of hexagonal (Ag 6L6) motifs formed via self-assembly of Ag(I) with C 3-tridentate N-donors. The 2D networks are arranged in an eclipsed mode in aqueous solution, thus forming suprachannels (5.2 × 7.3 Å2, 6.2 × 7.7 Å2) of [Ag 3L2(H2O)2](X)3, whereas they are arranged in a staggered abab... mode in nonaqueous solution, thus forming semisuprachannels (3.1 × 5.1 Å2) of [Ag 3(NO3)2L2](NO3). The suprachannel structure of [Ag3L2(H2O) 2](NO3)3 is soluble in methanol; contrastingly, the semisuprachannel structure of [Ag3(NO3) 2L2](NO3) is insoluble in that solvent. In the present study, significant differences in molecular recognition and anion exchangeability between [Ag3L2(H2O) 2](NO3)3 and [Ag3(NO 3)2L2](NO3) were found.

Original languageEnglish
Pages (from-to)1888-1894
Number of pages7
JournalCrystal Growth and Design
Volume14
Issue number4
DOIs
StatePublished - 2014.04.2

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