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  • 87208 - Myristyltrimethylammonium bromide

87208 Sigma-Aldrich

Myristyltrimethylammonium bromide

for ion pair chromatography, ≥99.0% (AT)

Synonym: Tetradecyltrimethylammonium bromide, Trimethyl(tetradecyl)ammonium bromide

  • CAS Number 1119-97-7

  • Linear Formula CH3(CH2)13N(Br)(CH3)3

  • Molecular Weight 336.39

  •  Beilstein Registry Number 3633227

  •  EC Number 214-291-9

  •  MDL number MFCD00011770

  •  PubChem Substance ID 24888730



Related Categories Acidic Ion Pair Reagents (Anionic), Analytical Reagents, Analytical/Chromatography, Biochemicals and Reagents, Buffers & Reagents,
grade   for ion pair chromatography
description   cationic
assay   ≥99.0% (AT)
mol wt   micellar avg mol wt 27,000
aggregation number   80
CMC   4-5 mM(20-25°C)
mp   245-250 °C(lit.)
λ   10 % in H2O
UV absorption   λ: 240 nm Amax: ≤0.08
  λ: 250 nm Amax: ≤0.05
  λ: 260 nm Amax: ≤0.04
  λ: 500 nm Amax: ≤0.02
suitability   corresponds to standard for filter test


Other Notes

Same product — same quality — now Sigma-Aldrich brand

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Safety & Documentation

Safety Information

GHS05  GHS05
Signal word 
Hazard statements 
Precautionary statements 
UN 3263 8 / PGII
WGK Germany 


Certificate of Analysis

Protocols & Articles

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Peer-Reviewed Papers


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Correlation of 3-mercaptopropionic acid induced seizures and changes in striatal neurotransmitters monitored by microdialysis. Crick EW, Osorio I, Frei M, et al. Eur. J. Pharm. Sci. 57, 25-33, (2014)


The dynamin inhibitors MiTMAB and OcTMAB induce cytokinesis failure and inhibit cell proliferation in human cancer cells. Joshi S, Perera S, Gilbert J, et al. Mol. Cancer Ther. 9(7), 1995-2006, (2010)


Flotation of marine microalgae: effect of algal hydrophobicity. Garg S, Li Y, Wang L, et al. Bioresour. Technol. 121, 471-4, (2012)


Characterisation of organoclays and adsorption of p-nitrophenol: environmental application. Park Y, Ayoko GA, and Frost RL J. Colloid. Interface Sci. 360(2), 440-56, (2011)


Small molecule inhibitors of aggregation indicate that amyloid beta oligomerization and fibrillization pathways are independent and distinct. Mihaela Necula et al J. Biol. Chem. 282, 10311-24, (2007)


Spectroscopic study of tetradecyltrimethylammonium bromide Pt-C14TAB nanoparticles: structure and stability. Borodko Y, Jones L, Lee H, et al. Langmuir 25(12), 6665-71, (2009)


An investigation of drug binding ability of a surface active ionic liquid: micellization, electrochemical, and spectroscopic studies. Mahajan S, Sharma R, and Mahajan RK Langmuir 28(50), 17238-46, (2012)


Spectroscopic studies on the interaction of cationic surfactants with bovine serum albumin. Gull N, Chodankar S, Aswal VK, et al. Colloids Surf. B Biointerfaces 69(1), 122-8, (2009)


Comprehensive study of tartrazine/cationic surfactant interaction. Shahir AA, Javadian S, Razavizadeh BB, Gharibi H. J. Phys. Chem. B 115, 14435-14444, (2011)


In-channel amperometric detection for microchip electrophoresis using a wireless isolated potentiostat. Gunasekara DB, Hulvey MK, and Lunte SM Electrophoresis 32(8), 832-7, (2011)


Selectivity patterns in micellar electrokinetic chromatography: characterization of fluorinated and aliphatic alcohol modifiers by micellar selectivity triangle. Fu C and Khaledi MG J. Chromatogr. A. 1216(10), 1901-7, (2009)


Phase behaviors and self-assembly properties of two catanionic surfactant systems: C(8)F(17)COOH/TTAOH/H(2)O and C(8)H(17)COOH/TTAOH/H(2)O. Zhang J, Song A, Li Z, et al. J. Phys. Chem. B 114(41), 13128-35, (2010)


Photoreversible polymer-surfactant micelles using the molecular recognition of α-cyclodextrin. Dong ZQ, Cao Y, Han XJ, et al. Langmuir 29(10), 3188-94, (2013)


Phase behavior and rheological properties of salt-free catanionic surfactant mixtures in the presence of bile acids. Liu C, Hao J, and Wu Z J. Phys. Chem. B 114(30), 9795-804, (2010)


Structural studies of surfactants at the oil-water interface by neutron reflectometery. Zarbakhsh A, Webster JR, and Eames J Langmuir 25(7), 3953-6, (2009)


Regulation of the retention factor for weak acids in micellar electrokinetic chromatography with cationic surfactant via variation of the chloride concentration. Orentaitė I, Maruška A, and Pyell U Electrophoresis 32(5), 604-13, (2011)


New tetradecyltrimethylammonium-selective electrodes: surface composition and topography as correlated with electrode's life span. Marafie HM, Al-Shammari TF, and Shoukry AF Talanta 91, 26-32, (2012)


NMR study of the dynamics of cationic gemini surfactant 14-2-14 in mixed solutions with conventional surfactants. Jiang Y, Lu XY, Chen H, et al. J. Phys. Chem. B 113(24), 8357-61, (2009)


Unfolding of rabbit serum albumin by cationic surfactants: surface tensiometry, small-angle neutron scattering, intrinsic fluorescence, resonance Rayleigh scattering and circular dichroism studies. Ali MS, Gull N, Khan JM, et al. J. Colloid. Interface Sci. 352(2), 436-43, (2010)


Foam invasion through a single pore. Delbos A and Pitois O Phys. Rev. E. Stat. Nonlin. Soft Matter Phys. 84(1 Pt 1), 011404, (2011)


Phase stability of Keplerate-type polyoxomolybdates controlled by added cationic surfactant. Fan D and Hao J J. Colloid. Interface Sci. 333(2), 757-63, (2009)


Macromolecular and morphological evolution of poly(styrene sulfonate) complexes with tetradecyltrimethylammonium bromide. Popov A, Zakharova J, Wasserman A, et al. J. Phys. Chem. B 116(40), 12332-40, (2012)


Solubilization of n-alkylbenzene and n-perfluoroalkylbenzene in hydrogenated and fluorinated surfactants micelles. Matsuoka K, Takeuchi E, Takahashi M, et al. J. Colloid. Interface Sci. 333(2), 641-5, (2009)


Spectroscopic studies on the competitive interaction between polystyrene sodium sulfonate with polycations and the N-tetradecyl trimethyl ammonium bromide surfactant. Estrela-Lopis I, Iturri Ramos JJ, Donath E, et al. J. Phys. Chem. B 114(1), 84-91, (2010)


Pseudomonas putida A ATCC 12633 oxidizes trimethylamine aerobically via two different pathways. Liffourrena AS, Salvano MA, and Lucchesi GI Arch. Microbiol. 192(6), 471-6, (2010)


Effect of ionic surfactants on ion vibration current and colloid vibration current. Takata Y, Shimatsu Y, Nagahashi T, et al. J. Oleo Sci. 59(8), 401-6, (2010)


Physiological role of phosphatidylcholine in the Pseudomonas putida A ATCC 12633 response to tetradecyltrimethylammonium bromide and aluminium. Boeris PS, Liffourrena AS, Salvano MA, et al. Lett. Appl. Microbiol. 49(4), 491-6, (2009)


Merck 14,6336

Beil. 4,IV,813

Aldrich MSDS 1, 1332:C / Corp MSDS 1 (2), 2483:B / FT-IR 1 (1), 392:C / FT-IR 2 (1), 618:A / IR-Spectra (3), 230:D / RegBook 1 (1), 419:G / Sigma FT-IR 1 (2), 67:D / Structure Index 1, 61:C:4

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