4,4'-Bis(trifluoromethyl)-2,2'-bipyridine--a multipurpose ligand scaffold for lanthanoid-based luminescence/19F NMR probes

Dalton Trans. 2013 Oct 14;42(38):13882-8. doi: 10.1039/c3dt50842k. Epub 2013 Aug 7.

Abstract

The tetradentate ligand 4,4'-bis(trifluoromethyl)-2,2'-bipyridine-6,6'-dicarboxylic acid (H(2)1) and three corresponding anionic rare earth complexes [RE(1)2](-) (RE = Y, Tb, Dy) were synthesized. The terbium and dysprosium complexes show lanthanoid-centered luminescence in aqueous solution, as well as paramagnetically enhanced longitudinal magnetic relaxation of the (19)F nuclei.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • 2,2'-Dipyridyl / chemistry*
  • Crystallography, X-Ray
  • Dysprosium / chemistry*
  • Fluorine / chemistry*
  • Luminescent Measurements
  • Magnetic Resonance Spectroscopy
  • Models, Molecular
  • Organometallic Compounds / chemical synthesis*
  • Organometallic Compounds / chemistry
  • Spectrometry, Mass, Electrospray Ionization
  • Terbium / chemistry*

Substances

  • Organometallic Compounds
  • Terbium
  • Dysprosium
  • Fluorine
  • 2,2'-Dipyridyl