V2EX deprotecting

Deprotecting

定义 Definition

deprotecting(动词 deprotect 的现在分词)主要用于有机化学/合成化学中,指去保护:把分子上为了“临时遮挡反应性”而引入的保护基(protecting group)去除,使原本的官能团恢复活性。(在一般英语里较少见,专业语境更常用。)

发音 Pronunciation

/diprtkt/

例句 Examples

We are deprotecting the alcohol to continue the synthesis.
我们正在对醇基进行去保护,以便继续合成。

After deprotecting the amine under mild acidic conditions, the compound was purified by column chromatography.
在温和酸性条件下对胺基去保护后,该化合物通过柱色谱进行纯化。

词源 Etymology

由前缀 de-(表示“去除、逆转”)+ protect(保护)构成,字面意思就是“把保护去掉”。在化学里,“保护/去保护”是一对常用概念:先用保护基暂时“封住”官能团,完成其他步骤后再deprotect恢复。

相关词 Related Words

文学与作品 Literary Works

  • Protective Groups in Organic Synthesis(Greene & Wuts)常见“deprotecting/deprotection”等表述,用于讲解保护基策略与去保护条件。
  • Organic Syntheses(期刊/丛书,Organic Syntheses, Inc.)大量实验步骤中会出现“deprotecting”这类过程性表达。
  • March’s Advanced Organic Chemistry(高级有机化学教材)讨论多步合成策略时常涉及去保护操作与机理。
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