V2EX acetoacetic-acid

Acetoacetic Acid

释义 Definition

乙酰乙酸:一种有机酸、β-酮酸(ketone body 之一),在人体禁食、低碳饮食或糖尿病酮症等情况下,由脂肪分解相关代谢途径生成,可转化为丙酮(acetone)β-羟丁酸(beta-hydroxybutyric acid),并作为能量来源被利用。(在化学中也可作为合成中间体使用。)

发音 Pronunciation (IPA)

/sitositk sd/

例句 Examples

Acetoacetic acid is one of the main ketone bodies in the blood.
乙酰乙酸是血液中主要的酮体之一。

During fasting, the liver produces acetoacetic acid, which can be used by muscles and the brain for energy.
在禁食期间,肝脏会生成乙酰乙酸,肌肉和大脑可将其用作能量来源。

词源 Etymology

“Acetoacetic”由 acet-(与“醋/乙酸”相关,源自拉丁语 acetum,意为“醋”)和 acetic(乙酸的形容词形式)组合而来,用来提示该分子结构中与“乙酰/乙酸”相关的部分;“acid”来自拉丁语 acidus,意为“酸的”。整体名称反映了其化学结构特征:同时含有类似乙酰基相关的结构与酸性基团,并且属于“-酮酸”一类。

相关词 Related Words

文学与经典著作中的用例 Literary Works

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》):在酮体生成与利用(ketone bodies)的章节中讨论乙酰乙酸。
  • Harper’s Illustrated Biochemistry(《哈珀图解生物化学》):在饥饿与糖尿病相关代谢部分提及乙酰乙酸与酮症。
  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯病理学》):在糖尿病酮症酸中毒等病理机制描述中涉及乙酰乙酸等酮体。
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