Propionic acid (inci)

Author:Prof. Dr. med. Peter Altmeyer

Last updated on: 29.10.2020

Synonym(s)

acidum propionicum; CAS number: 79-09-4; Propionic acid

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DefinitionThis section has been translated automatically.

Monobasic natural carboxylic acid with the molecular formula C3HH6O2 and the linear formula CH3-CH2-COOH, which is found in urine, sweat, wood vinegar and in some plants. Propionic acid is miscible with water in any proportion; the carboxylic acid is further soluble in ethanol, ether and chloroform.

Nutritionally, propionic acid below E 280 is used as a preservative (prevents bread and cheese from going mouldy).

Cosmetics: Propionic acid is used in cosmetic formulations. It acts as a substance used as a preservative in cosmetic preparations. Inhibits the growth of micro-organisms (The framework conditions for preservatives that may be used in cosmetics are defined in the EC Cosmetics Regulation - 1223/2009 - Annex V).

LiteratureThis section has been translated automatically.

The Federal Office of Consumer Protection and Food Safety (BVL) Manage risks - protect consumers: https://www.bvl.bund.de/DE/03_Verbraucherprodukte/03_AntragstellerUnternehmen/02_Kosmetik/04_Inhaltsstoffe/bgs_fuerAntragsteller_kosmetik_gesetzlicheRegelung_inhaltsstoffe_node.html

Authors

Last updated on: 29.10.2020

Author: Prof. Dr. med. Peter Altmeyer