propionic acid - meaning and definition. What is propionic acid
Diclib.com
Online Dictionary

What (who) is propionic acid - definition

CHEMICAL COMPOUND
Propionate; Propionic acids; Propionates; Propionic; Propionic Acid; E280; Propanoate metabolism; Ethanecarboxylic acid; Propionyl; Propanoyl; Dipropionate; C2H5COOH; CH3CH2COOH; Propanoate; Propanoic acid; Carboxyethane; Ethylformic acid; Metacetonic acid; Methyl acetic acid; Carboxyethyl group; Propanoates; C3:0; Methylacetic acid; Propionic acid fermentation
  • Hydrocarboxylation of ethene with carbon monoxide and water to form propionic acid in the presence of nickel tetracarbonyl as catalyst
  • Liquid-phase oxidation of propionaldehyde with atmospheric oxygen to form propionic acid in the presence of manganese(II)-propionate as catalyst
  • 600px

propionic acid         
[?pr??p?'?n?k]
¦ noun Chemistry a pungent liquid organic acid produced in some forms of fermentation.
Origin
C19: from Fr. propionique, from Gk pro 'before' + pion 'fat', it being the first member of the fatty acid series to form fats.
Propionic         
·adj Pertaining to, derived from, or designating, an organic acid which is produced in the distillation of wood, in the fermentation of various organic substances, as glycerin, calcium lactate, ·etc., and is obtained as a colorless liquid having a sharp, pungent odor. Propionic acid is so called because it is the first or lowest member of the fatty acid series whose salts have a fatty feel.
Propionate         
·noun A salt of propionic acid.

Wikipedia

Propionic acid

Propionic acid (, from the Greek words πρῶτος : prōtos, meaning "first", and πίων : píōn, meaning "fat"; also known as propanoic acid) is a naturally occurring carboxylic acid with chemical formula CH
3
CH
2
CO
2
H
. It is a liquid with a pungent and unpleasant smell somewhat resembling body odor. The anion CH
3
CH
2
CO
2
as well as the salts and esters of propionic acid are known as propionates or propanoates.