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词汇 piperazine
释义

Definition of piperazine in English:

piperazine

noun pʌɪˈpɛrəziːnpɪˈpɛrəziːn
mass nounChemistry
  • A synthetic crystalline compound with basic properties, sometimes used as an anthelmintic and insecticide.

    〔化〕哌嗪,对二氮己环,胡椒嗪

    A heterocyclic compound; chemical formula: C₄H₁₀N₂

    Example sentencesExamples
    • The final step involved a nucleophilic substitution of the 2-chloro group by piperazine at high temperatures.
    • Fluphenazine is a piperazine phenothiazine that is structurally similar to perphenazine and prochlorperazine.
    • 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.
    • Thus, the piperazine ring rotates while the rest of the molecule stays in the starting x-ray conformation during the simulation.
    • The piperazine end of the molecule extends partially into the GC region of the DNA.

Origin

Late 19th century: from piperidine + azine.

Definition of piperazine in US English:

piperazine

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

    〔化〕哌嗪,对二氮己环,胡椒嗪

    A heterocyclic compound; chemical formula: C₄H₁₀N₂

    Example sentencesExamples
    • Thus, the piperazine ring rotates while the rest of the molecule stays in the starting x-ray conformation during the simulation.
    • Fluphenazine is a piperazine phenothiazine that is structurally similar to perphenazine and prochlorperazine.
    • 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.
    • 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.

Origin

Late 19th century: from piperidine + azine.

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