V2EX deprotection

Deprotection

Definition 定义

deprotection(脱保护):指在有机合成中去除“保护基(protecting group)”,使原本被暂时“遮蔽”的官能团(如羟基、胺基、羧基等)恢复反应活性。该词也可泛指“取消保护/解除保护”,但最常见于化学语境。

Examples 例句

The final step is deprotection to reveal the alcohol.
最后一步是脱保护,把醇羟基显露出来。

After assembling the molecule, the chemist performed a selective deprotection so that one functional group was exposed while the others remained protected.
在组装完分子后,化学家进行了选择性脱保护,使一个官能团被释放出来,而其他官能团仍保持被保护状态。

Pronunciation 发音(IPA)

/diprtkn/

Etymology 词源

de-(去除、反向) + protection(保护) 构成,字面意思是“去除保护”。在有机化学里,“保护”通常指安装保护基以避免某官能团在反应中被干扰;相应地,deprotection 就是把保护基移除。

Related Words 相关词汇

Literary Works 文学与著作中的用例

  • Protective Groups in Organic Synthesis(Greene & Wuts):系统讨论各种保护基与deprotection条件。
  • March’s Advanced Organic Chemistry:在合成策略章节中常用到“protection/deprotection”表述。
  • Organic Synthesis(期刊/丛书):大量实验步骤中会出现“deprotection”作为关键操作描述。
  • Advanced Organic Chemistry(Carey & Sundberg):在多步合成设计中频繁提及选择性脱保护(selective deprotection)。
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