V2EX thiol

Thiol

定义 Definition

thiol硫醇;一类含有SH(巯基)官能团的有机化合物,常可视为醇(OH)中氧被硫取代后的对应物。(也常称 mercaptan,尤其在较旧或工业语境中。)

发音 Pronunciation

/θa.l/

例句 Examples

Thiol compounds often have a strong smell.
硫醇类化合物常常有很强的气味。

The thiol group in cysteine can form disulfide bonds that help stabilize protein structure.
半胱氨酸中的巯基可以形成二硫键,从而帮助稳定蛋白质结构。

词源 Etymology

thiol由表示“硫”的词根 **thio-**(源自希腊语 theion,意为“硫”)与表示“醇类”的后缀 -ol 组合而成,用来指“含硫的醇类对应物”,即带有 SH 基团的化合物。

相关词 Related Words

文学与著名作品 Literary & Notable Works

  • Primo Levi《元素周期表》(The Periodic Table):书中多处涉及有机化学与含硫化合物的气味与性质,常会提到与硫醇(thiols/mercaptans)相关的化学现象与体验。
  • Isaac Asimov《阿西莫夫化学指南》(Asimov’s Guide to Chemistry):在讲解有机官能团与含硫化合物时,会涉及硫醇/巯基等概念与反应特点。
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