英语词汇“piperazine”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	piperazine
释义	piper·a·zine \pīˈperəˌzēn, pə̇ˈp-, ˈpipər-\ noun (-s) Etymology: International Scientific Vocabulary, blend of piperidine and az- 1. : a crystalline heterocyclic base C₄H₁₀N₂ or C₄H₁₀N₂.6H₂O obtained usually by the action of ammonia on ethylene dibromide or ethylene dichloride or by reduction of pyrazine and used in medicine especially as an anthelmintic; hexahydro-pyrazine 2. : a derivative of piperazine — compare diketopiperazine
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