Asymmetric cleavage of 2,2'-pyridil to a picolinic acid anion radical coordinated to ruthenium(II): splitting of water to hydrogen

Chem Commun (Camb). 2013 May 18;49(40):4522-4. doi: 10.1039/c3cc40956b. Epub 2013 Apr 11.

Abstract

The Ru(II)-H and water promoted asymmetric cleavage of 2,2'-pyridil to pyridine-2-carbaldehyde and unprecedented picolinic acid anion radical (PyCOOH(-)˙) complexes, which in solution produce H2 gas and diamagnetic picolinate complexes of ruthenium(II) in moderate yields, is reported.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Anions / chemical synthesis
  • Anions / chemistry
  • Free Radicals / chemical synthesis
  • Free Radicals / chemistry
  • Hydrogen / chemistry*
  • Models, Molecular
  • Molecular Structure
  • Picolinic Acids / chemical synthesis*
  • Picolinic Acids / chemistry
  • Pyridines / chemical synthesis
  • Pyridines / chemistry*
  • Ruthenium / chemistry*
  • Water / chemistry*

Substances

  • Anions
  • Free Radicals
  • Picolinic Acids
  • Pyridines
  • pyridine-2-carbaldehyde
  • Water
  • Ruthenium
  • Hydrogen
  • pyridine
  • picolinic acid