己二酸

jǐ'èrsuān
noun

Meanings

  1. 1 adipic acid

Examples

HSK 7-9
Jǐ'èrsuān zhǔyào yòngyú shēngchǎn nílóng.
Adipic acid is mainly used to produce nylon.
HSK 7-9
食品里的己二酸是一种酸度调节剂。
Shípǐn lǐ de jǐ'èrsuān shì yì zhǒng suāndù tiáojiéjì.
In food products, adipic acid acts as an acidity regulator.

Tips

usage
The 己 (jǐ, 'self,' also the sixth Heavenly Stem) stands in for the number 6 in organic chemistry naming - so 己二酸 = six-carbon diacid = adipic acid (HOOC-(CH2)4-COOH). The same 己 appears in 己酸 (hexanoic acid) and 己烷 (hexane).

Stroke Order

己 jǐ
二 èr
酸 suān