V2EX benzoic acid

Benzoic Acid

释义 Definition

苯甲酸:一种常见的芳香族羧酸,化学式 CHCOOH。常用于食品防腐(抑制霉菌和部分细菌)、化工合成与实验室有机化学中。(也可形成“苯甲酸盐”,如苯甲酸钠。)

发音 Pronunciation

/benzo.k s.d/

例句 Examples

Benzoic acid is used as a food preservative.
苯甲酸被用作食品防腐剂。

In acidic conditions, benzoic acid can inhibit the growth of molds, which helps extend the shelf life of beverages and sauces.
在酸性条件下,苯甲酸可以抑制霉菌生长,从而延长饮料和酱料的保质期。

词源 Etymology

“Benzoic” 来自 benzoin(安息香树脂):早期人们从安息香树脂中分离得到苯甲酸,因此以其来源命名;“acid” 源自拉丁语 acidus,意为“酸的”。整体字面意思即“来自(安息香/苯系来源的)酸”。

相关词 Related Words

文学与经典著作 Literary Works

  • Organic Chemistry(Clayden, Greeves & Warren)
  • Organic Chemistry(John McMurry)
  • Vogel’s Textbook of Practical Organic Chemistry
  • The Merck Index
  • CRC Handbook of Chemistry and Physics
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