Heterogenization of homogeneous catalysts in metal-organic frameworks via cation exchange.

J Am Chem Soc

Department of Chemistry, University of Michigan, 930 North University Avenue, Ann Arbor, Michigan 48109, USA.

Published: July 2013

AI Article Synopsis

  • The paper discusses the process of incorporating single-site transition-metal catalysts into metal-organic frameworks (MOFs) through cation exchange, focusing on metals like Pd, Fe, Ir, Rh, and Ru.
  • Various characterization techniques, including optical microscopy and powder X-ray diffraction, were used to analyze the new materials created from this process.
  • One specific catalyst, [Rh(dppe)(COD)]BF4, effectively hydrogenates 1-octene to n-octane with comparable activity to traditional homogeneous catalysts and can be reused multiple times.

Article Abstract

This paper describes the heterogenization of single-site transition-metal catalysts in metal-organic frameworks (MOFs) via cation exchange. A variety of cationic complexes of Pd, Fe, Ir, Rh, and Ru have been incorporated into ZJU-28, and the new materials have been characterized by optical microscopy, inductively coupled plasma optical emission spectroscopy, and powder X-ray diffraction. MOF-supported [Rh(dppe)(COD)]BF4 catalyzes the hydrogenation of 1-octene to n-octane. The activity of this supported catalyst compares favorably to its homogeneous counterpart, and it can be recycled at least four times. Overall, this work provides a new and general approach for supporting transition-metal catalysts in MOFs.

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Source
http://dx.doi.org/10.1021/ja402577sDOI Listing

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