Jump to content

Potassium laurate

From Wikipedia, the free encyclopedia
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

[edit]

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

Physical properties

[edit]

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

Forms powder or light-tan paste.[3]

Uses

[edit]

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

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

References

[edit]
  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.