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propionic acid

noun

, Chemistry, Pharmacology.
  1. a colorless, oily, water-soluble liquid, C 3 H 6 O 2 , having a pungent odor: used in making bread-mold-inhibiting propionates, in perfumery, and in medicine as a topical fungicide.


propionic acid

/ ˌprəʊpɪˈɒnɪk /

noun

  1. the former name for propanoic acid
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


propionic acid

/ prō′pē-ŏnĭk /

  1. A liquid fatty acid found naturally in sweat and milk products and as a product of bacterial fermentation. It is also prepared synthetically from ethanol and carbon monoxide, and is used chiefly in the form of its propionates as a mold inhibitor in bread and as an ingredient in perfume. Chemical formula: C 3 H 6 O 2 .


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Word History and Origins

Origin of propionic acid1

First recorded in 1850–55
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Word History and Origins

Origin of propionic acid1

C19: from Greek pro- first + pionic from piōn fat, because it is first in order of the fatty acids
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Example Sentences

Propionic acid is formed at the same time as the eyes, and they are said to be the result of a propionic ferment of lactic acid.

This reaction is caused by the tyrosine group (p. oxy α amido phenyl-propionic acid).

When fused with an alkali, it forms propionic acid; with biomine it yields αβ-dibromisobutyric acid.

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propionicpropitiate