V2EX pentane

Pentane

释义 Definition

pentane(名词):戊烷。一种无色、易挥发、易燃的烃类液体,化学式为 CH,常见于石油产品中,用作溶剂、燃料成分或实验室/工业用途。(也有不同结构的异构体,如 n-pentaneisopentane 等。)

发音 Pronunciation

/pen.ten/

例句 Examples

Pentane evaporates quickly at room temperature.
戊烷在室温下会很快挥发。

In organic chemistry class, we used pentane as a nonpolar solvent to rinse the sample before analysis.
在有机化学课上,我们用戊烷作非极性溶剂在分析前冲洗样品。

词源 Etymology

pent- 来自希腊语 pente(“五”),表示分子中含 5 个碳原子;后缀 -ane 是有机化学命名中用于表示烷烃(饱和烃)的一类后缀。因此 pentane 字面意思就是“含五个碳的烷烃”。

相关词 Related Words

文学与著作 Literary Works

  • CRC Handbook of Chemistry and Physics(常见于物性数据与溶剂性质条目中)
  • Organic Chemistry(Clayden, Greeves & Warren)(用于讲解烃类、溶剂与分离方法等内容)
  • Vogel’s Textbook of Practical Organic Chemistry(实验操作与溶剂选择中常出现)
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