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Hantzsch

Hantzsch may refer to:

  • Arthur Rudolf Hantzsch (1857–1935), German chemist
    • Hantzsch–Widman nomenclature, type of systematic chemical nomenclature for naming heterocyclic parent hydrides
    • Hantzsch pyridine synthesis, multi-component organic reaction between an aldehyde a β-keto ester and a nitrogen donor
    • Hantzsch pyrrole synthesis, the chemical reaction of β-ketoesters with ammonia and α-haloketones to give substituted pyrroles
  • Bernhard Hantzsch (1875–1911), German ornithologist, Arctic researcher and writer, who discovered two Icelandic bird subspecies
    • Hantzsch Island, uninhabited island in the Qikiqtaaluk Region of Nunavut, Canada named after Bernhard Hantzsch