538728 Aldrich

Triethyl phosphate

ReagentPlus®, ≥99.8%

Synonym: Ethyl phosphate, TEP



Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Organic Phosphates/Phosphites, Phosphorus Compounds More...
grade   ReagentPlus®
vapor density   6.28 (vs air)
vapor pressure   1 mmHg ( 40 °C)
assay   ≥99.8%
autoignition temp.   845 °F
expl. lim.   10 %
refractive index   n20/D 1.403(lit.)
bp   215 °C(lit.)
density   1.072 g/mL at 25 °C(lit.)



1, 4 L in poly bottle

100 mL in poly bottle

20 L in steel drum

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Other Notes

Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. 538728.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit

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Safety & Documentation

Safety Information

GHS07  GHS07
Signal word 
Hazard statements 
Precautionary statements 
WGK Germany 
Flash Point(F) 
266 °F
Flash Point(C) 
130 °C

Protocols & Articles

Peer-Reviewed Papers


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Analytical developments and preliminary assessment of human exposure to organophosphate flame retardants from indoor dust. Van den Eede N, Dirtu AC, Neels H, et al. Environ. Int. 37(2), 454-61, (2011)


Gas-phase vibrational spectroscopy and ab initio study of organophosphorus compounds: discrimination between species and conformers. Cuisset A, Mouret G, Pirali O, et al. J. Phys. Chem. B 112(39), 12516-25, (2008)


Fungal recognition enhances mannose receptor shedding through dectin-1 engagement. Gazi U J. Biol. Chem. 286(10), 7822-9, (2011)


Infrared multiple photon dissociation action spectroscopy and theoretical studies of triethyl phosphate complexes: effects of protonation and sodium cationization on structure. Fales BS, Fujamade NO, Oomens J, et al. J. Am. Soc. Mass Spectrom. 22(10), 1862-71, (2011)


[Hygienic substantiation of maximum permissible level of triethylphosphate in reservoir water]. Sakhnovskaia NN, Manenko AK, Ivanova OP, et al. Gig. Sanit. (5), 17-9, (1991)


Liquid chromatography electrospray tandem mass spectrometric and desorption electrospray ionization tandem mass spectrometric analysis of chemical warfare agents in office media typically collected during a forensic investigation. D'Agostino PA, Hancock JR, Chenier CL, et al. J. Chromatogr. A. 1110(1-2), 86-94, (2006)


Optofluidic ring resonator sensors for rapid DNT vapor detection. Sun Y, Liu J, Frye-Mason G, et al. Analyst 134(7), 1386-91, (2009)


[Synthesis and antiherpes activity of acyclovir phosphoesters]. Galegov GA, Shobukhov VM, Leont'eva NA, et al. Bioorg. Khim. 23(11), 906-9, (1997)


Flame retardants in the indoor environment -- Part II: release of VOCs (triethylphosphate and halogenated degradation products) from polyurethane. Salthammer T, Fuhrmann F, and Uhde E Indoor Air 13(1), 49-52, (2003)


Bioactive silica-based drug delivery systems containing doxorubicin hydrochloride: in vitro studies. Prokopowicz M, Zegliński J, Gandhi A, et al. Colloids Surf. B Biointerfaces 93, 249-59, (2012)


Detection of chemical weapon agents and simulants using chemical ionization reaction time-of-flight mass spectrometry. Cordell RL, Willis KA, Wyche KP, et al. Anal. Chem. 79(21), 8359-66, (2007)


Plasma chemical degradation of phosphorous-containing warfare agents simulants. Pascal S, Moussa D, Hnatiuc E, et al. J. Hazard. Mater. 175(1-3), 1037-41, (2010)


The binding of substrate analogs to phosphotriesterase. Benning MM, Hong SB, Raushel FM, et al. J. Biol. Chem. 275(39), 30556-60, (2000)


Temperature-dependent rate constants for the gas-phase reactions of OH radicals with 1,3,5-trimethylbenzene, triethyl phosphate, and a series of alkylphosphonates. Aschmann SM, Long WD, and Atkinson R J. Phys. Chem. A 110(23), 7393-400, (2006)


Uptake and translocation of organophosphates and other emerging contaminants in food and forage crops. Eggen T, Heimstad ES, Stuanes AO, et al. Environ. Sci. Pollut. Res. Int. 20(7), 4520-31, (2013)


Genotoxicity studies of a desealant solvent mixture, SR-51. Oakes DJ, Ritchie HE, Woodman PD, et al. Toxicol. Ind. Health 25(1), 5-13, (2009)


DFT investigations of phosphotriesters hydrolysis in aqueous solution: a model for DNA single strand scission induced by N-nitrosoureas. Liu T, Zhao L, and Zhong R J. Mol. Model. 19(2), 647-59, (2013)


Modeling metal cation-phosphate interactions in nucleic acids: activated dissociation of Mg+, Al+, Cu+, and Zn+ complexes of triethyl phosphate. Ruan C and Rodgers MT J. Am. Chem. Soc. 131(31), 10918-28, (2009)


Activation of the binuclear metal center through formation of phosphotriesterase-inhibitor complexes. Samples CR, Raushel FM, and DeRose VJ Biochemistry 46(11), 3435-42, (2007)


Non-contact detection of chemical warfare simulant triethyl phosphate using PM-IRRAS. Kycia AH, Vezvaie M, Zamlynny V, et al. Anal. Chim. Acta 737, 45-54, (2012)


Synthesis of high purity hydroxyapatite nanopowder via sol-gel combustion process. Wang J and Shaw LL J. Mater. Sci. Mater. Med. 20(6), 1223-7, (2009)


Modeling metal cation-phosphate interactions in nucleic acids in the gas phase via alkali metal cation-triethyl phosphate complexes. Ruan C, Huang H, and Rodgers MT J. Phys. Chem. A 111(51), 13521-7, (2007)


The synthesis of some perhydrobenzimidazolinium salts and their application in pd-carbene catalyzed heck and suzuki reactions. Yiğit M Molecules 14(6), 2032-42, (2009)


The synthesis of phosphor ethers: who was Franz Anton Voegeli? Petroianu GA Pharmazie 64(4), 269-75, (2009)


Effects of triethyl phosphate and nitrate on electrokinetically enhanced biodegradation of diesel in low permeability soils. Lee GT, Ro HM, and Lee SM Environ. Technol. 28(8), 853-60, (2007)


[Identification of unknown peaks in foods during residual pesticide analysis]. Tomizawa S, Takano I, Kobayashi M, et al. Shokuhin Eiseigaku Zasshi 45(5), 259-63, (2004)


Merck 14,9674

Beil. 1,IV,1339

Corp MSDS 1 (2), 3435:B / FT-IR 1 (1), 925:D / FT-IR 2 (1), 1577:D / FT-NMR 1 (1), 1496:A / IR-Spectra (2), 493:B / IR-Spectra (3), 556:C / NMR-Reference 2 (2), 876:B / RegBook 1 (1), 1115:I / Sax 6, 2642 / Structure Index 1, 172:A:9 / Vapor Phase 3, 847:A

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