Functionalized PCN-6 metal-organic frameworks

Erika Mühlbauer, Arne Klinkebiel, Ole Beyer, Florian Auras, Stefan Wuttke, Ulrich Lüning, Thomas Bein

Research output: Contribution to journalArticlepeer-review

19 Citations (Scopus)

Abstract

Mono-substituted triangular linker molecules for metal-organic frameworks (MOFs) based on triazine-2,4,6-triyl-tribenzoate (TATB) were successfully synthesized with a nitro group in ortho (5a) and in meta (5b) position, as well as with an amino group (5c) in meta positon to the carboxylic acid. The synthetic route starts from substituted benzoyl chlorides 2 and the corresponding unsubstituted nitriles 1. Furthermore, the novel functionalized TATB-R linkers 5a-c were successfully used for the synthesis of microporous metal-organic frameworks based on the PCN-6 structure. Powder X-ray diffraction revealed identical high crystallinity of the PCN-6-R [R = -H, -NO2 (ortho or meta), -NH2 (meta)] structures. These MOF structures were found to exhibit different porosity, stability and color depending on the substitution of the linker.

Original languageEnglish
Pages (from-to)51-55
Number of pages5
JournalMicroporous and Mesoporous Materials
Volume216
DOIs
Publication statusPublished - Feb 13 2015
Externally publishedYes

Keywords

  • Metal organic frameworks - MOFs

ASJC Scopus subject areas

  • General Chemistry
  • General Materials Science
  • Condensed Matter Physics
  • Mechanics of Materials

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