Definition of piperazine in English:

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Pronunciation: /pɪˈpɛrəziːn/
Pronunciation: /pʌɪˈpɛrəziːn/


[mass noun] Chemistry
A synthetic crystalline compound with basic properties, sometimes used as an anthelmintic and insecticide.
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.

For editors and proofreaders

Line breaks: pi¦pera|zine

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