V2EX hydrogenolysis

Hydrogenolysis

释义 Definition

氢解:一种化学反应/过程,指在氢气(H)和通常存在的催化剂(如钯、铂、镍等)条件下,断裂某个化学键(常见如 CO、CN、CS,或某些 CC 键),并在断键处引入氢原子。常用于脱保护(如苄基保护基的去除)或将某些官能团还原裂解。
(该词在化学语境中最常用;在更广义上也可指“用氢促使裂解”的过程。)

发音 Pronunciation

/hadrnlss/

例句 Examples

Hydrogenolysis can remove a benzyl protecting group.
氢解可以去除一个苄基保护基。

Under palladium catalysis, hydrogenolysis selectively cleaved the CO bond to yield the deprotected alcohol without reducing the aromatic ring.
在钯催化条件下,氢解选择性断裂了 CO 键,得到脱保护的醇,同时不还原芳香环。

词源 Etymology

hydrogenolysishydrogen(氢)+ -lysis(裂解、分解)构成。其字面意思就是“由氢引发/参与的裂解”。该术语主要在有机化学与催化化学文献中使用,用来与更广义的 hydrolysis(水解)hydrogenation(加氢)等过程区分。

相关词 Related Words

文学与典籍 Literary Works

  • March’s Advanced Organic Chemistry(高级有机反应机理经典教材中常在“还原与裂解/催化氢化”相关章节出现该术语)
  • Organic Chemistry(Jonathan Clayden, Nick Greeves, Stuart Warren)(在保护基策略与还原反应部分会提到氢解)
  • Advanced Organic Chemistry(Carey & Sundberg)(在催化加氢、保护基去除与键裂解相关内容中使用 hydrogenolysis 一词)
  • Protective Groups in Organic Synthesis(T. W. Greene & P. G. M. Wuts)(讨论苄基等保护基的去除时,hydrogenolysis 是高频术语)
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