Issue 12, 2010

In situ2,5-pyrazinedicarboxylate and oxalate ligands synthesis leading to a microporous europium–organic framework capable of selective sensing of small molecules

Abstract

A new microporous europium-containing metal–organic framework [Eu22-pzdc)(μ4-pzdc)(μ2-ox)(H2O)4]·8H2O (1) (H2pzdc = 2,5-pyrazinedicarboxylic acid, H2ox = oxalic acid) has been hydrothermally synthesized via an unprecedented in situ formation of 2,5-pyrazinedicarboxylate (pzdc) and oxalate (ox) ligands. Structure 1 was characterized by both single-crystal and powder X-ray diffraction analysis. It can be described as a 4-connected binodal Moganite network with the Schläfli symbol of (4·64·8)2(42·62·82), which exhibits a reversible and highly selective sensing function with respect to acetone.

Graphical abstract: In situ 2,5-pyrazinedicarboxylate and oxalate ligands synthesis leading to a microporous europium–organic framework capable of selective sensing of small molecules

Supplementary files

Article information

Article type
Paper
Submitted
26 Apr 2010
Accepted
12 Jun 2010
First published
13 Aug 2010

CrystEngComm, 2010,12, 4372-4377

In situ 2,5-pyrazinedicarboxylate and oxalate ligands synthesis leading to a microporous europium–organic framework capable of selective sensing of small molecules

D. Ma, W. Wang, Y. Li, J. Li, C. Daiguebonne, G. Calvez and O. Guillou, CrystEngComm, 2010, 12, 4372 DOI: 10.1039/C0CE00135J

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