| 单词 | propionic acid |
| 释义 | pro·pi·on·ic acid (prō′pē-ŏnĭk)n. An oily liquid acid, C3H6O2, found naturally in sweat, in milk products, and as a product of bacterial fermentation. Prepared synthetically from ethyl alcohol and carbon monoxide, it is used chiefly in the form of its propionates as a mold inhibitor in bread and as an ingredient in perfume. Also called propanoic acid. [Greek pro-, first; see PRO-2 + Greek pīōn, fat (from the fact that it is first in order among the fatty acids); see peiə- in the Appendix of Indo-European roots + -IC.] |
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