V2EX pyrene

Pyrene

Definition / 定义

pyrene(名词);一种多环芳香烃(PAH),化学式 CH,常见于煤焦油及不完全燃烧产生的烟尘中,也常用作荧光探针材料。(另有较少见义:植物学中指某些果实的“核/硬核”。)

Pronunciation / 发音

/parin/

Examples / 例句

Pyrene is often used as a fluorescent probe in laboratory studies.
芘常被用作实验研究中的荧光探针。

Because pyrene is a polycyclic aromatic hydrocarbon, it can form excimers that help scientists study molecular environments.
由于芘属于多环芳香烃,它能形成“激基复合物(excimer)”,从而帮助科学家研究分子所处的环境。

Etymology / 词源

Pyrene 作为化学名主要形成于19世纪的化学命名体系中,词尾 -ene 常用于表示不饱和/芳香类有机化合物名称;词根一般与希腊语 pyr-(火) 的联想有关,呼应其常见来源之一是燃烧与煤焦油相关的产物。

Related Words / 相关词

Literary Works / 文学与著作例证

  • The Merck Index(《默克索引》;化学品与药物的权威工具书中常收录 pyrene 条目)
  • CRC Handbook of Chemistry and Physics(《CRC 化学与物理手册》;常作为物性数据来源提及 pyrene)
  • J. R. Lakowicz, Principles of Fluorescence Spectroscopy(《荧光光谱学原理》;在荧光探针与激基复合物讨论中常出现 pyrene)
  • IARC Monographs on the Evaluation of Carcinogenic Risks to Humans(国际癌症研究机构专著;在多环芳香烃相关内容中可能出现 pyrene)
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