V2EX isocyanic acid

Isocyanic Acid

Definition / 定义

异氰酸(异氰酸酸):一种无机化合物,化学式 HNCO。它是氰酸(cyanic acid)的结构异构体,常见于化学研究与大气化学中,可作为反应中间体或污染物来源之一。

Pronunciation / 发音

/asosank sd/

Examples / 例句

Isocyanic acid has the chemical formula HNCO.
异氰酸的化学式是 HNCO。

In atmospheric chemistry, isocyanic acid can be produced during biomass burning and may contribute to harmful exposures.
在大气化学中,异氰酸可在生物质燃烧过程中生成,并可能导致有害暴露。

Etymology / 词源

isocyanic acid 由三部分构成:**iso-**(表示“异构/不同排列”)+ cyanic(与“氰酸/氰基相关”)+ acid(酸)。其中 cyan- 词根与“蓝色”有关,源自希腊语 kyanos(深蓝色),历史上与含氰化合物的命名传统相关;“iso-”强调该酸与 cyanic acid(氰酸)在结构上属于异构关系。

Related Words / 相关词

Literary Works / 文学作品

  • CRC Handbook of Chemistry and Physics(常用化学物性数据手册,收录异氰酸相关数据与条目)
  • The Merck Index(化学与药物百科条目中可见异氰酸及相关化合物)
  • Ullmann’s Encyclopedia of Industrial Chemistry(工业化学百科中涉及异氰酸/异氰酸酯体系与应用背景)
  • Organic Chemistry(Clayden, Greeves & Warren 等有机化学教材中常在相关官能团与反应背景下提及)
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