Definition of piperazine in English:


Syllabification: pi·per·a·zine
Pronunciation: /piˈperəˌzēn, pipˈərə-


A synthetic crystalline compound with basic properties, sometimes used as an anthelmintic and insecticide.
More example sentences
  • The final step involved a nucleophilic substitution of the 2-chloro group by piperazine at high temperatures.
  • The piperazine end of the molecule extends partially into the GC region of the DNA.
  • The interaction energy between the piperazine and the DNA does not alter significantly during the structural changes, suggesting entropy as the driving force for the transitions.


late 19th century: from piperidine + azine.

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