V2EX anomeric carbon

Anomeric Carbon

定义 Definition

n. phr. 生物化学与糖化学术语,指单糖成环后由原来的羰基碳形成的新手性碳。它通常同时连接环中的氧原子和一个羟基或糖苷键取代基,其构型决定 α 和 β 两种端基异构体。该概念常见于葡萄糖、核糖等糖的环状结构分析,以及糖苷键和还原糖的讨论中。

发音 Pronunciation

/nmrk krbn/

例句 Examples

The anomeric carbon in glucose can have either an alpha or beta configuration.
葡萄糖中的异头碳可以具有 α 或 β 构型。

In carbohydrate chemistry, the reactivity of the anomeric carbon is important for understanding glycosidic bond formation.
在糖化学中,异头碳的反应性对于理解糖苷键的形成很重要。

词源 Etymology

Anomeric 来自 anomer,指只在特定成环碳构型上不同的糖异构体;carbon 源自拉丁语 carbo,意为“煤、碳”。合在一起表示“与端基异构现象有关的碳原子”。

相关词 Related Words

科学文献用例 Scientific Usage

  • 在有机化学和生物化学教材中,用于解释单糖从开链形式转变为环状形式时的新手性中心。
  • 在糖化学论文中,用于描述糖苷键形成、糖苷水解和端基构型变化。
  • 在核酸化学和糖生物学研究中,用于讨论核糖、脱氧核糖以及糖基化分子的结构特征。
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