V2EX dextrorotatory

Dextrorotatory

释义 Definition

(尤用于化学/光学)右旋的;能使平面偏振光的偏振面向右(顺时针方向)旋转的。
常用于描述某些手性分子的光学旋光性质(与 levorotatory 左旋相对)。该词也可泛指“向右旋转的”。

发音 Pronunciation (IPA)

/dkstrorottri/

例句 Examples

The solution is dextrorotatory at room temperature.
该溶液在室温下呈右旋性。

Although the molecule has two stereocenters, only one enantiomer is dextrorotatory under the measured wavelength.
尽管该分子有两个立体中心,但在所测波长下只有一种对映体表现为右旋。

词源 Etymology

来自拉丁语成分:**dextro-**(“右”)+ rotatory(“旋转的”)。整体字面义为“向右旋转的”,后来在化学中专指“使偏振光向右旋转”的光学性质。

相关词 Related Words

文献与作品 Literary & Notable Works

  • *IUPAC Compendium of Chemical Terminology (the “Gold Book”)*(IUPAC《化学术语汇编》常用于规范“dextrorotatory/levorotatory”等术语)
  • Vogel’s Textbook of Practical Organic Chemistry(《沃格尔实用有机化学》在旋光测定与手性章节常见该词)
  • Organic Chemistry(Morrison & Boyd,《有机化学》在立体化学/旋光性相关内容中常出现类似表述)
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