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Keywords:

  • clusters;
  • germanium;
  • structure elucidation;
  • Zintl anions
Thumbnail image of graphical abstract

Reaching neutral territory: The title compound, the first tetrasubstituted deltahedral Zintl cluster, is no longer an ion (see picture; Ge green, Si purple, Sn blue). It is a neutral molecule formed by a reaction of the trisilylated anion with Ph3SnCl.