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丁酸

dīngsuān
noun

Meanings

  1. 1 butyric acid
  2. 2 butanoic acid

Examples

黄油变质后会产生丁酸的臭味。
Huángyóu biànzhì hòu huì chǎnshēng dīngsuān de chòuwèi.
Spoiled butter gives off the stink of butyric acid.
丁酸在肠道里由益生菌代谢产生。
Dīngsuān zài chángdào lǐ yóu yìshēngjūn dàixiè chǎnshēng.
Butyric acid is produced in the gut by probiotic bacteria.

Tips

usage
Chinese names the short-chain carboxylic acids with heavenly-stem ordinals: 甲酸 formic (C1), 乙酸 acetic (C2), 丙酸 propionic (C3), 丁酸 butyric (C4), 戊酸 valeric (C5). Learn the series, not the individual words.

Stroke Order

丁 dīng
酸 suān