Trinitrotoluene
- Formula: C7H5N3O6
- Molecular weight: 227.1311
- IUPAC Standard InChI: InChI=1S/C7H5N3O6/c1-4-6(9(13)14)2-5(8(11)12)3-7(4)10(15)16/h2-3H,1H3
- IUPAC Standard InChIKey: SPSSULHKWOKEEL-UHFFFAOYSA-N
- CAS Registry Number: 118-96-7
- 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: Benzene, 2-methyl-1,3,5-trinitro-; Toluene, 2,4,6-trinitro-; α-TNT; s-Trinitrotoluene; s-Trinitrotoluol; Tolite; Tritol; Trotyl; TNT; 2-Methyl-1,3,5-Trinitrobenzene; 2,4,6-Trinitrotoluene; sym-Trinitrotoluene; sym-Trinitrotoluol; NCI-C56155; TNT-tolite; Trojnitrotoluen; 2,4,6-Trinitrotolueen; 2,4,6-Trinitrotoluol; Tolit; Trotyl oil; 1-Methyl-2,4,6-trinitrobenzene; 2,4,6-TNT; Gradetol; NSC 36949; Tritol (explosive)
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 24.1 ± 3.5 | kJ/mol | Ccb | Lenchitz, Velicky, et al., 1971 |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -63.2 ± 5.0 | kJ/mol | Ccb | Rouse, 1976 | ALS |
| ΔfH°solid | -80.5 ± 3.1 | kJ/mol | Ccb | Lenchitz, Velicky, et al., 1971 | ALS |
| ΔfH°solid | -49.96 | kJ/mol | Ccb | Rinkenbach, 1930 | Author hf298_condensed[kcal/mol]=-16.50; ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -3410. ± 20. | kJ/mol | AVG | N/A | Average of 8 values; Individual data points |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 243.3 | 298. | Yin, Ziru, et al., 1991 | T = 290 to 345 K. Cp value reported at 298 K is 1.071 J/g*K.; DH |
| 311.7 | 293. | Taylor and Rinkenbach, 1924 | T = 90 to 352 K.; DH |
IR Spectrum
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Timothy J. Johnson, Tanya L. Myers, Yin-Fong Su, Russell G. Tonkyn, Molly Rose K. Kelly-Gorham, and Tyler O. Danby
Condensed Phase Spectrum
Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.
Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
View spectrum image in SVG format.
Download spectrum in JCAMP-DX format.
Detailed documentation for this spectrum is available.
| Owner | Public domain |
|---|---|
| Origin | Pacific Northwest National Laboratory Under IARPA Contract |
| Date | March 2017 |
| State | solid |
| Instrument | Bruker IR Cube FTIR |
| Aperture | 6 mm |
| External diffuse reflectance accessory | A 562-G integrating sphere |
| Beam splitter | Ge on KBr |
| Diameter of detector port in sphere | 2×2 mm, 60° field of view MCT |
| Sphere diameter | 75 mm |
| Acquisition mode | double-sided, forward-backward |
| Scanner velocity | 40 kHz |
| Co-added scans | 2048 |
| Phase resolution | 32.00 |
| Phase correction | Mertz |
| Zero filling | 4× |
| Spectral range | 7,500 to 600 cm-1 saved; 7500 to 600 cm-1 reported |
| Resolution | 0.96450084 |
| Spectral resolution | 4 cm-1 |
| Wavenumber accuracy | ± 0.4 cm-1 |
| Apodization function | Blackman-Harris 3-term |
| Low-pass filter | Open |
| Switch gain on | 512 points |
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, IR Spectrum, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.
Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
| Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | Japan AIST/NIMC Database- Spectrum MS-IW-5216 |
| NIST MS number | 242273 |
Gas Chromatography
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | DB-5 | 140. | 1707.07 | Hobbs and Conde, 1992 | 30. m/0.25 mm/0.25 μm |
| Capillary | DB-5 | 140. | 1714.08 | Hobbs and Conde, 1992 | 30. m/0.25 mm/0.25 μm |
Kovats' RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Packed | OV-101 | 1693. | Alley and Dykes, 1972 | 6. K/min; Tstart: 70. C; Tend: 220. C |
Kovats' RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Methyl Silicone | 1704. | Staples, 2005 | Column diameter: 0.25 mm; Program: not specified |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1708.67 | Hobbs and Conde, 1992 | 30. m/0.25 mm/0.25 μm, 5. K/min; Tstart: 40. C; Tend: 300. C |
| Capillary | DB-5 | 1717.67 | Hobbs and Conde, 1992 | 30. m/0.25 mm/0.25 μm, 5. K/min; Tstart: 40. C; Tend: 300. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1704. | Staples, 2004 | He; Program: not specified |
| Capillary | DB-5 | 1709. | Staples, 2004 | He; Program: not specified |
Lee's RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5MS | 287.66 | Chen, Keeran, et al., 2002 | 30. m/0.25 mm/0.5 μm, 40. C @ 1. min, 10. K/min; Tend: 310. C |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lenchitz, Velicky, et al., 1971
Lenchitz, C.; Velicky, R.W.; Silvestro, G.; Schlosberg, L.P.,
Thermodynamic properties of several nitrotoluenes,
J. Chem. Thermodyn., 1971, 3, 689-692. [all data]
Rouse, 1976
Rouse, P.E., Jr.,
Enthalpies of formation and calculated detonation properties of some thermally stable explosives,
J. Chem. Eng. Data, 1976, 21, 16-20. [all data]
Rinkenbach, 1930
Rinkenbach, W.H.,
The heats of combustion and formation of aromatic nitro compounds,
J. Am. Chem. Soc., 1930, 52, 115-120. [all data]
Yin, Ziru, et al., 1991
Yin, C.; Ziru, L.; Ganghe, W.; Chengyun, W., et al.,
Determination of heat capacity of explosives and related materials by DSC,
Proc. Int. Pyrotech. Semin. 17th(Vol. 1), 1991, 515-521. [all data]
Taylor and Rinkenbach, 1924
Taylor, C.A.; Rinkenbach, W.H.,
The specific heats of trinitrotoluene, tetryl, picric acid and their molecular complexes,
J. Am. Chem. Soc., 1924, 46, 1504-1510. [all data]
Hobbs and Conde, 1992
Hobbs, J.R.; Conde, E.P.,
Gas chromatographic retention indices of explosives and nitro-compounds
in Advances in Analysis and Detection of Explosives: Proceedings of the 4th International Symposium on Analysis of Detection of Explosives, September 7-10, 1992, Jerusalem Israel, J. Yinon, ed(s)., Kluwer Academic Publishers, Netherlands, 1992, 153-164. [all data]
Alley and Dykes, 1972
Alley, B.J.; Dykes, H.W.H.,
Gas-Liquid Chromatographic Determination of Nitrate Esters,Stabilizers and Plasticizers in Nitrocellulose-Base Propellants,
J. Chromatogr., 1972, 71, 1, 23-37, https://doi.org/10.1016/S0021-9673(01)85687-9
. [all data]
Staples, 2005
Staples, E.J.,
Ultrahigh-speed chromatography and virtual chemical sensors for detecting explosives and chemical warfare agents,
IEEE Sens. J., 2005, 5, 4, 622-631, https://doi.org/10.1109/JSEN.2005.850990
. [all data]
Staples, 2004
Staples, E.J.,
Analysis of odors from explosives using an electronic nose, 2004, retrieved from http://www.estcal.com/TechPapers/OdorsofExplosives.doc. [all data]
Chen, Keeran, et al., 2002
Chen, P.H.; Keeran, W.S.; Van Ausdale, W.A.; Schindler, D.R.; Roberts, D.W.,
Application of Lee retention indices to the confirmation of tentatively identified compounds from GC/MS analysis of environmental samples, Technical paper, Analytical Services Division, Environmental ScienceEngineering, Inc, PO Box 1703, Gainesville, FL 32602, 2002, 11. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.