Potassium laurate
Names
Other names
Potassium dodecanoate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.300 Edit this at Wikidata
EC Number
  • 233-344-7
  • InChI=1S/C12H24O2.K/c1-2-3-4-5-6-7-8-9-10-11-12(13)14;/h2-11H2,1H3,(H,13,14);/q;+1/p-1
    Key: HIDKSOTTZRMUML-UHFFFAOYSA-M
  • CCCCCCCCCCCC(=O)[O-].[K+]
Properties
C
12
H
23
KO
2
Molar mass 238.41
Appearance Powder or light-tan paste
Melting point 43.8 °C (110.8 °F; 316.9 K)
Boiling point 296.1 °C (565.0 °F; 569.2 K)
Soluble
Hazards
GHS labelling:
Warning
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Potassium laurate is a metal-organic compound with the chemical formula C
12
H
23
KO
2
. The compound is classified as a metallic soap, i.e. a metal derivative of a fatty acid (lauric acid).

Synthesis

Potassium laurate can be prepared via a reaction of lauric acid and potassium hydroxide.

Physical properties

Soluble in water.[1] Soluble in ethyl benzene.[2]

Forms powder or light-tan paste.[3]

Uses

The compound is used in the cosmetics industry as an emulsifier and surfactant.[4]

Also used as a fungicide, insecticide, and bactericide.[5]

References

  1. ^ "Journal of Colloid and Interface Science". Academic Press. 1946: 106. Retrieved 6 February 2023. ((cite journal)): Cite journal requires |journal= (help)
  2. ^ Allawala, Naseem Ahmed (1953). The Properties of Solutions of Surface Active Agents and the Availabilbity of Antimicrobial Agents from Such Solutions. University of California, Berkeley. p. 129. Retrieved 6 February 2023.
  3. ^ "Potassium laurate - Hazardous Agents | Haz-Map". haz-map.com. Retrieved 6 February 2023.
  4. ^ "POTASSIUM LAURATE - Cosmetics Ingredient INCI". cosmetics.specialchem.com. Retrieved 6 February 2023.
  5. ^ Khemani, L. D.; Srivastava, M. M.; Srivastava, Shalini (2 December 2011). Chemistry of Phytopotentials: Health, Energy and Environmental Perspectives. Springer Science + Business Media. p. 265. ISBN 978-3-642-23394-4. Retrieved 6 February 2023.