V2EX thionyl chloride

Thionyl Chloride

释义 Definition

亚硫酰氯;一种无机化学试剂,化学式 SOCl。常用于把羧酸(或醇)转化为更活泼的氯化物(如酰氯烷基氯),反应中常放出 SOHCl 气体,因此具有强腐蚀性、刺激性,需在通风与干燥条件下操作。

发音 Pronunciation (IPA)

/θanl klrad/

例句 Examples

Thionyl chloride is used to convert carboxylic acids into acyl chlorides.
亚硫酰氯常用于把羧酸转化为酰氯。

In the synthesis, the alcohol was treated with thionyl chloride under dry conditions to form the corresponding alkyl chloride, releasing sulfur dioxide and hydrogen chloride.
在该合成中,醇在无水条件下用亚硫酰氯处理,生成相应的烷基氯,并释放二氧化硫和氯化氢。

词源 Etymology

thionyl 来自化学命名中的构词:thio- 表示“硫”,**-nyl / -yl** 常用于表示某种基团;“thionyl”指与 SO(含硫和氧的基团)相关。chloride 源自 chlorine(氯),表示“氯化物”。合起来即“含亚硫酰(SO)结构的氯化物”,对应 SOCl

相关词 Related Words

文献与著作 Literary / Notable Works

  • Organic Chemistry(Clayden, Greeves, Warren 等)在羧酸制备酰氯、醇转化为氯代烃等章节中常出现。
  • March’s Advanced Organic Chemistry(March 及后续版本)讨论卤化试剂与官能团转化时常提及。
  • Vogel’s Textbook of Practical Organic Chemistry(Vogel)实验操作与试剂性质、安全注意事项中常出现。
  • Organic Syntheses(系列汇编)多条合成步骤中将其作为常用试剂引用。
  • The Merck Index(默克索引)作为化学品条目收录其性质与用途。
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