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Keywords:

  • cluster compounds;
  • palladium;
  • platinum;
  • sandwich complexes;
  • tropylium
Thumbnail image of graphical abstract

Sandwich time! The mixed-metal triangular-trinuclear sandwich complexes of Pd2Pt and PdPt2 were selectively synthesized. The Pd2Pt and PdPt2 triangles in a cycloheptatrienyl sandwich framework were identified by 31P NMR analyses of the tris-triphenylphosphine complexes (see scheme).