Date published: 2025-9-14

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Hexadecyltrimethylammonium p-toluenesulfonate (CAS 138-32-9)

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Alternate Names:
Cetyltrimethylammonium p-toluenesulfonate
CAS Number:
138-32-9
Molecular Weight:
455.74
Molecular Formula:
C26H49NO3S
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Hexadecyltrimethylammonium p-toluenesulfonate is an organic compound. This quaternary ammonium salt finds diverse applications, functioning as an antistatic agent, surfactant, and preservative. Extensive research has been conducted on Hexadecyltrimethylammonium p-toluenesulfonate to elucidate its biochemical and physiological effects, synthesis method, mechanism of action, and scientific research applications. Hexadecyltrimethylammonium p-toluenesulfonate serves as a valuable component in scientific research with its wide range of applications. It acts as a surfactant in emulsion and dispersion manufacturing and as an antistatic agent in polymer production. The mechanism of action of Hexadecyltrimethylammonium p-toluenesulfonate involves its function as an anionic surfactant, enabling interaction with cell surfaces and subsequent disruption of the cell membrane. Through the formation of a hydrophobic layer on the cell surface, Hexadecyltrimethylammonium p-toluenesulfonate impedes interactions between the cell and other molecules.


Hexadecyltrimethylammonium p-toluenesulfonate (CAS 138-32-9) References

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  7. Reversible and high accuracy pH colorimetric sensor array based on a single acid-base indicator working in a wide pH interval.  |  Pastore, A., et al. 2020. Talanta. 219: 121251. PMID: 32887142
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  9. Multifunctionalized Mesostructured Silica Nanoparticles Containing Mn2 Complex for Improved Catalase-Mimicking Activity in Water.  |  Pelluau, T., et al. 2022. Nanomaterials (Basel). 12: PMID: 35407252

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Hexadecyltrimethylammonium p-toluenesulfonate, 50 g

sc-280770
50 g
$61.00