V2EX phosphorus trichloride

Phosphorus Trichloride

释义 Definition

三氯化磷(化学式 PCl):一种无色至淡黄色、易挥发并在潮湿空气中冒烟的液体,具有强腐蚀性和毒性。常用作氯化试剂磷化工原料,用于制备有机磷化合物(如农药、阻燃剂、增塑剂等)。遇水会发生剧烈水解,生成亚磷酸(HPO)盐酸(HCl)

发音 Pronunciation (IPA)

/fsfrs traklrad/

例句 Examples

Phosphorus trichloride is used to make many organophosphorus chemicals.
三氯化磷用于制造许多有机磷化学品。

Because phosphorus trichloride reacts violently with water, it must be handled under dry conditions in the lab.
由于三氯化磷与水会发生剧烈反应,实验室中必须在干燥条件下操作。

词源 Etymology

phosphorus 源自希腊语 phōsphoros,意为“带来光的人/发光者”(早晨的“启明星”之意),后来被用于命名元素“磷”;trichloride 由 *tri-*(三)+ chloride(氯化物)组成,字面意思是“含三个氯的氯化物”,对应化学式 PCl。

相关词 Related Words

文学与名著中的出现 Literary Works

  • Vogel’s Textbook of Practical Organic Chemistry(《沃格尔有机化学实验手册》):在氯化/含磷试剂章节中提及 phosphorus trichloride 及其操作注意事项。
  • March’s Advanced Organic Chemistry(《马奇高级有机化学》):在官能团转化与试剂应用中讨论含磷氯化试剂(包括 PCl)的反应用途。
  • Ullmann’s Encyclopedia of Industrial Chemistry(《乌尔曼工业化学百科全书》):在工业制备与用途条目中收录 phosphorus trichloride 的生产、风险与应用。
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