Ammonium palmitate

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Ammonium palmitate
Ammonium palmitate.svg
Names
IUPAC name
azanium;hexadecanoate
Other names
Hexadecanoic acid ammonium salt
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 209-785-6
PubChem CID
UNII
  • InChI=1S/C16H32O2.H3N/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16(17)18;/h2-15H2,1H3,(H,17,18);1H3
    Key: LRIHKZMLMWYPFS-UHFFFAOYSA-N
  • CCCCCCCCCCCCCCCC(=O)O.N
Properties
C16H35NO2
Molar mass 273.461 g·mol−1
AppearanceYellow-white powder
Density 1.79 g/cm3
Boiling point 340.6 °C
soluble
Hazards
Flash point 154.1 °C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Ammonium palmitate is a chemical compound with the chemical formula CH3(CH2)14COONH4. [1] This is an organic ammonium salt of palmitic acid. [2]

Contents

Synthesis

The compound can be prepared by reacting palmitic acid and excess 28-30% NH3-solution.

Physical properties

The compound forms yellow-white powder, soluble in water. [3] Slightly soluble in benzene and xylene, practically insoluble in acetone, ethanol, methanol, CCl4, or naphtha. [4] [5]

X-ray diffraction studies of ammonium palmitate show crystals that belong to space group P21/n. [6]

Uses

The compound is used to produce waterproofing fabrics [7] and thickening lubricant.

References

  1. ↑ "CAS 593-26-0 Ammonium palmitate - Alfa Chemistry". alfa-chemistry.com. Retrieved 21 March 2025.
  2. ↑ "AMMONIUM PALMITATE". drugs.ncats.io. Retrieved 21 March 2025.
  3. ↑ Haynes, William M. (22 June 2012). CRC Handbook of Chemistry and Physics, 93rd Edition. CRC Press. p. 4-47. ISBN   978-1-4398-8049-4 . Retrieved 21 March 2025.
  4. ↑ Perry, Dale L. (19 April 2016). Handbook of Inorganic Compounds. CRC Press. p. 30. ISBN   978-1-4398-1462-8 . Retrieved 21 March 2025.
  5. ↑ Lewis, Robert A. (30 March 2016). Hawley's Condensed Chemical Dictionary. John Wiley & Sons. ISBN   978-1-119-19372-2 . Retrieved 21 March 2025.
  6. ↑ Yu, Gu-Sheng; Li, Hung-Wen; Hollander, Fred; Snyder, Robert G.; Strauss, Herbert L. (1 November 1999). "Comparison of the Structures of Ammonium Myristate, Palmitate, and Stearate by X-ray Diffraction, Infrared Spectroscopy, and Infrared Hole Burning". The Journal of Physical Chemistry B . 103 (47): 10461–10468. doi:10.1021/jp992279f. ISSN   1520-6106 . Retrieved 21 March 2025.
  7. ↑ Bilalov, T. R.; Zakharov, A. A.; Jaddoa, A. A.; Gumerov, F. M.; Neindre, B. Le (1 December 2017). "Treatment of different types of cotton fabrics by ammonium palmitate in a supercritical CO2 environment". The Journal of Supercritical Fluids. 130: 47–55. doi:10.1016/j.supflu.2017.07.036. ISSN   0896-8446 . Retrieved 21 March 2025.
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