V2EX palladium catalyst

Palladium Catalyst

释义 Definition

钯催化剂:以金属钯(Pd)为主要活性成分、用于加速化学反应的催化剂,常见于有机合成中的加氢、氧化以及交叉偶联反应(如 Suzuki、Heck、Sonogashira 等)。在许多反应中,钯催化剂能提高反应速率、选择性,并减少副产物。

发音 Pronunciation (IPA)

/pledim ktlst/

例句 Examples

The reaction uses a palladium catalyst to form a new carboncarbon bond.
该反应使用钯催化剂来形成新的碳碳键。

Under mild conditions, a palladium catalyst can enable cross-coupling, allowing chemists to build complex molecules efficiently.
在温和条件下,钯催化剂可以实现交叉偶联,使化学家能够高效构建复杂分子。

词源 Etymology

Palladium(钯)来自 1803 年发现该元素的命名,源于小行星(或天体)Pallas 的名称;catalyst(催化剂)来自希腊语词根,含义与“促使分解/加速变化”相关。合起来 palladium catalyst 指“以钯为催化活性中心的催化剂”。(该短语在化学语境中也可能指具体体系,如 Pd/CPd(OAc) 等。)

相关词 Related Words

文学与著作中的用例 Literary Works

  • **March’s Advanced Organic Chemistry: Reactions, Mechanisms, and Structure**(高级有机化学经典教材,讨论多类钯催化反应与机理)
  • **Organic Chemistry**(Clayden, Greeves, Warren 等,有机化学教材中系统介绍钯催化偶联)
  • **Nobel Lectures in Chemistry (2010)**(与钯催化交叉偶联相关的诺贝尔化学奖演讲与综述性材料中频繁出现该术语)
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