Triethyl phosphate

Formula: C₆H₁₅O₄P
Molecular weight: 182.1547
IUPAC Standard InChI: InChI=1S/C6H15O4P/c1-4-8-11(7,9-5-2)10-6-3/h4-6H2,1-3H3
IUPAC Standard InChIKey: DQWPFSLDHJDLRL-UHFFFAOYSA-N
CAS Registry Number: 78-40-0
Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript.
Other names: TEP; Phosphoric acid, triethyl ester; Ethyl phosphate; (C2H5O)3PO; Ethyl phosphate ((EtO)3PO); Tris(ethyl) phosphate; Triethylfosfat; o-Phosphoric acid triethyl ester; NSC 2677; Triethoxyphosphine oxide; Ethyl phosphate, tri-
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Gas Chromatography

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Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Capillary	Methyl Silicone	120.	1081.	Huber, Kenndler, et al., 1993	H2; Column length: 5. m; Phase thickness: 2.65 μm
Capillary	Methyl Silicone	140.	1079.	Huber, Kenndler, et al., 1993	H2; Column length: 5. m; Phase thickness: 2.65 μm
Packed	SE-30	220.	1108.	Zulaïca and Guiochon, 1963	Column length: 2. m

Kovats' RI, non-polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Packed	SE-30	1109.	Ramsey, Lee, et al., 1980	He, Chromosorb G HP (80-100 mesh); Column length: 1.5 m; Program: not specified

Kovats' RI, polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Capillary	PEG-20M	130.	1656.	Huber, Kenndler, et al., 1993	Column length: 10. m; Phase thickness: 1.33 μm
Capillary	PEG-20M	150.	1659.	Huber, Kenndler, et al., 1993	Column length: 10. m; Phase thickness: 1.33 μm
Capillary	PEG-20M	130.	1656.1	Huber, Kenndler, et al., 1993	Column length: 10. m; Phase thickness: 1.33 μm

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	OV-1	1090.	Kostiainen, 2000	15. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min, 280. C @ 10. min
Capillary	SE-54	1137.2	Kostiainen, 2000	25. m/0.32 mm/0.25 μm, He, 40. C @ 1. min, 10. K/min, 280. C @ 10. min
Capillary	DB-1	1088.	Hancock and Peters, 1991	He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm
Capillary	DB-5	1120.5	Hancock and Peters, 1991	He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm
Capillary	DB-5	1121.3	Hancock and Peters, 1991	He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm
Capillary	DB-5	1121.5	Hancock and Peters, 1991	He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm
Capillary	DB-1	1090.7	D'Agostino and Provost, 1985	15. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min, 300. C @ 5. min
Capillary	DB-5	1137.2	D'Agostino and Provost, 1985	15. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min; T_end: 300. C
Packed	SE-30	1091.	Messadi and Vergnaud, 1979	N2, Chromosorb Q, 10. K/min; T_start: 100. C; T_end: 340. C

Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	OV-101	1091.	Yasuhara, Shiraishi, et al., 1997	15. m/0.25 mm/0.25 μm, He; Program: 50C(2min) => (20C/min) => 120C => (7C/min) => 310C(10min)
Capillary	5 % Phenyl methyl siloxane	1127.	Yasuhara, Shiraishi, et al., 1997	25. m/0.31 mm/0.52 μm, He; Program: 50C(2min) => (20C/min) => 120C => (7C/min) => 310C(10min)

Van Den Dool and Kratz RI, polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	DB-Wax	1672.1	D'Agostino and Provost, 1985	15. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min, 250. C @ 5. min

Normal alkane RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	Ultra-1	1087.	Okumura, 1991	25. m/0.32 mm/0.25 μm, He, 3. K/min; T_start: 80. C; T_end: 260. C
Capillary	DB-1	1090.5	D'Agostino, Hansen, et al., 1985	15. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min; T_end: 300. C
Capillary	DB-5	1137.2	D'Agostino, Hansen, et al., 1985	15. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min; T_end: 300. C

Normal alkane RI, non-polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	Methyl Silicone	1096.	Zenkevich, 1999	Program: not specified
Capillary	OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.	1091.	Waggott and Davies, 1984	Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified
Capillary	OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.	1109.	Waggott and Davies, 1984	Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified
Other	Methyl Silicone	1109.	Ardrey and Moffat, 1981	Program: not specified

References

Go To: Top, Gas Chromatography, Notes

Huber, Kenndler, et al., 1993
Huber, J.F.K.; Kenndler, E.; Reich, G.; Hack, W.; Wolf, J., Optimal Selection of Gas Chromatographic Columns for the Analytical Control of Chemical Warfare Agents by Application of Information Theory to Retention Data, Anal. Chem., 1993, 65, 20, 2903-2906, https://doi.org/10.1021/ac00068a031 . [all data]

Zulaïca and Guiochon, 1963
Zulaïca, J.; Guiochon, G., Séparation et identification de di-esters aliphatiques et aromatiques et de trimesters phosphoriques par chromatographie en phase gazeuse, Bull. Soc. Chim. Fr., 1963, 6, 1242-1252. [all data]

Ramsey, Lee, et al., 1980
Ramsey, J.D.; Lee, T.D.; Osselton, M.D.; Moffat, A.C., Gas-liquid chromatographic retention indices of 296 non-drug substances on SE-30 or OV-1 likely to be encountered in toxicological analyses, J. Chromatogr., 1980, 184, 2, 185-206, https://doi.org/10.1016/S0021-9673(00)85641-1 . [all data]

Kostiainen, 2000
Kostiainen, O., Gas Chromatography in Screening of Chemicals Related to the Chemical Weapons Convention in Encyclopedia of Analytical Chemistry, Meyers, R.A., ed(s)., John Wiley Sons Ltd, Chichester, 2000, 963-979. [all data]

Hancock and Peters, 1991
Hancock, J.R.; Peters, G.R., Retention index monitoring of compounds of chemical defence interest using thermal desorption gas chromatography, J. Chromatogr., 1991, 538, 2, 249-257, https://doi.org/10.1016/S0021-9673(01)88845-2 . [all data]

D'Agostino and Provost, 1985
D'Agostino, P.A.; Provost, L.R., Gas chromatographic retention indices of chemical warfare agents and simulants, J. Chromatogr., 1985, 331, 47-54, https://doi.org/10.1016/0021-9673(85)80005-4 . [all data]

Messadi and Vergnaud, 1979
Messadi, D.; Vergnaud, J.-M., Quick identification and analysis of plasticizers in PVC by programmed-temperature gas chromatography using the best stationary phases, J. Appl. Polym. Sci., 1979, 24, 5, 1215-1225, https://doi.org/10.1002/app.1979.070240507 . [all data]

Yasuhara, Shiraishi, et al., 1997
Yasuhara, A.; Shiraishi, H.; Nishikawa, M.; Yamamoto, T.; Uehiro, T.; Nakasugi, O.; Okumura, T.; Kenmotsu, K.; Fukui, H.; Nagase, M.; Ono, Y.; Kawagoshi, Y.; Baba, K.; Noma, Y., Determination of organic components in leachates from hazardous waste disposal sites in Japan by gas chromatography-mass spectrometry, J. Chromatogr. A, 1997, 774, 1-2, 321-332, https://doi.org/10.1016/S0021-9673(97)00078-2 . [all data]

Okumura, 1991
Okumura, T., retention indices of environmental chemicals on methyl silicone capillary column, Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333 . [all data]

D'Agostino, Hansen, et al., 1985
D'Agostino, P.A.; Hansen, A.S.; Lockwood, P.A.; Provost, L.R., Capillary Column Gas Chromatography-Mass Spectrometry of Tabun, J. Chromatogr., 1985, 347, 257-266, https://doi.org/10.1016/S0021-9673(01)95491-3 . [all data]

Zenkevich, 1999
Zenkevich, I.G., Precalculation of Gas Chromatographic Retention Indices of Organic Compounds from Boiling Points of their Structural Analogues, Zh. Struct. Khim., 1999, 40, 1, 121-130. [all data]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]

Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C., Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase, J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1 . [all data]

Notes

Go To: Top, Gas Chromatography, References

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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