V2EX beta-hydroxy

Beta-hydroxy

释义 Definition

beta-hydroxy(形容词,常作化学前缀):指羟基(OH)连接在分子“β位碳”(与官能团相邻的下一个碳原子)上的结构特征;常见于化合物命名中,如 beta-hydroxybutyrate(β-羟基丁酸/β-羟丁酸盐)。该词在不同化学语境下也可有更具体的指代。

发音 Pronunciation (IPA)

/bet hadrksi/

例句 Examples

Beta-hydroxy compounds often react differently from alpha-hydroxy compounds.
β-羟基化合物的反应性常常与α-羟基化合物不同。

During fasting, the liver increases production of beta-hydroxybutyrate, a beta-hydroxy ketone body used by many tissues for energy.
在禁食期间,肝脏会增加生成β-羟基丁酸盐(β-羟基类酮体),许多组织可将其作为能量来源。

词源 Etymology

beta- 来自希腊字母 β(beta),在化学命名中常用来表示相对位置(α为相邻位,β为再往外一位)。hydroxy 由 *hydro-*(与氢/水相关的构词成分)和 -oxy(与氧相关)组合而来,在化学里指 羟基(OH)。合起来表示“在β位带羟基的”。

相关词 Related Words

文学与经典著作 Literary Works

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》):在酮体代谢中讨论 beta-hydroxybutyrate(β-羟基丁酸盐)。
  • Harper’s Illustrated Biochemistry(《哈珀图解生物化学》):涉及酮体生成与利用时出现相关术语。
  • Voet & Voet Biochemistry(《沃特生物化学》):在能量代谢章节中使用与β-羟基酮体相关的表述。
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