Methane, isothiocyanato-

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.


Condensed phase thermochemistry data

Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfsolid79.6 ± 1.3kJ/molCcrSunner, 1963Correction of Sunner, 1955
Quantity Value Units Method Reference Comment
Δcsolid-1897.4kJ/molCcrSunner, 1963Correction of Sunner, 1955

Phase change data

Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible 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 as indicated in comments:
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δvap37.3kJ/molN/ABauer and Burschkies, 2006Based on data from 283. to 323. K. See also Boublik, Fried, et al., 1984.; AC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
37.4324.AStephenson and Malanowski, 1987Based on data from 309. to 392. K. See also Dykyj, Svoboda, et al., 1999.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) A B C Reference Comment
283. to 323.0.15756129.47-217.547Bauer and Burschkies, 1935Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
31.5266.AStull, 1947Based on data from 238. to 293. K.; AC

Gas phase ion energetics data

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Quantity Value Units Method Reference Comment
Proton affinity (review)799.2kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity766.7kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
9.13 ± 0.15EIHobrock, Shenkel, et al., 1963RDSH
9.25 ± 0.03PIWatanabe, Nakayama, et al., 1962RDSH
9.37 ± 0.02PECradock, Ebsworth, et al., 1972Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
NS?+12.5 ± 0.2?EIHobrock, Shenkel, et al., 1963RDSH
CHS+12.9 ± 0.2?EIHobrock, Shenkel, et al., 1963RDSH
CH3+15.3 ± 0.3?EIHobrock, Shenkel, et al., 1963RDSH
CNS+14.9 ± 0.5?EIHobrock, Shenkel, et al., 1963RDSH
CS+15.6 ± 0.4?EIHobrock, Shenkel, et al., 1963RDSH
C2H2NS+11.9 ± 0.2HEIHobrock, Shenkel, et al., 1963RDSH
C2NS+14.1 ± 0.3?EIHobrock, Shenkel, et al., 1963RDSH

IR Spectrum

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References, Notes

Data compiled by: Coblentz Society, Inc.

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


Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, UV/Visible 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.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

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-3839
NIST MS number 227509

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


UV/Visible spectrum

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics 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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

UVVis spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

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.

Source Perkampus and Braunschweig, 1966
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 19964
Instrument Zeiss PMQ II

Gas Chromatography

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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

View large format table.

Column type Active phase Temperature (C) I Reference Comment
PackedUCW-98120.725.6Rajniaková and Floch, 1993N2, Chromosorb WAW DNCS; Column length: 1.8 m

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-1705.Rochat S., de Saint Laumer J.Y., et al., 200720. m/0.18 mm/0.18 μm, 60. C @ 3. min, 8. K/min, 220. C @ 5. min
CapillaryDB-1709.Rochat S., de Saint Laumer J.Y., et al., 200720. m/0.18 mm/0.18 μm, 60. C @ 3. min, 8. K/min, 220. C @ 5. min

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-5742.Afsharypuor, Jeiran, et al., 199825. m/0.25 mm/0.25 μm, He; Program: 60C => 3C/min => 106C => 6C/min => 280C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryCP-Wax 52CB1243.Romeo, Ziino, et al., 200760. m/0.25 mm/0.25 μm, He; Program: 45C(5min) => 10C/min => 80C => 2C/min => 240C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxanes689.Zenkevich, 2001Program: not specified
CapillaryDB-1704.Ciccioli, Cecinato, et al., 199460. m/0.32 mm/0.25 μm; Program: not specified
CapillaryDB-1704.Ciccioli, Brancaleoni, et al., 199360. m/0.32 mm/0.25 μm; Program: 3 min at 5 C; 5 - 50 C at 3 deg/min; 50 - 220 C at 5 deg/min

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-20M1228.Blazevic and Mastelic, 200850. m/0.25 mm/0.25 μm, Helium, 70. C @ 4. min, 4. K/min; Tend: 180. C
CapillaryHP-20M1228.Blazevic and Mastelic, 200850. m/0.25 mm/0.25 μm, Helium, 70. C @ 4. min, 4. K/min; Tend: 180. C

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Sunner, 1963
Sunner, S., Corrected heat of combustion and formation values for a number of organic sulphur compounds, Acta Chem. Scand., 1963, 17, 728-730. [all data]

Sunner, 1955
Sunner, S., Thermochemical investigation on organic sulfur compounds IV. On thermochemical sulfur bond energy terms, Acta Chem. Scand., 1955, 9, 837-846. [all data]

Bauer and Burschkies, 2006
Bauer, Hugo; Burschkies, Karl, Sättigungsdrucke einiger Senföle und Sulfide, Ber. dtsch. Chem. Ges. A/B, 2006, 68, 6, 1238-1243, https://doi.org/10.1002/cber.19350680645 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R., Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]

Bauer and Burschkies, 1935
Bauer, H.; Burschkies, K., Sattigungsdrucke einiger Senfole und Sulfide, Ber. Dtsch. Chem. Ges., 1935, 68, 6, 1238-1243, https://doi.org/10.1002/cber.19350680645 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Hobrock, Shenkel, et al., 1963
Hobrock, B.G.; Shenkel, R.C.; Kiser, R.W., Singly and doubly-charged ions from methyl and ethyl isothiocyanates by electron impact, J. Phys. Chem., 1963, 67, 1684. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Cradock, Ebsworth, et al., 1972
Cradock, S.; Ebsworth, E.A.V.; Murdoch, J.D., Photoelectron spectra of some Group 4 pseudohalides and related compounds, J. Chem. Soc. Faraday Trans. 2, 1972, 68, 86. [all data]

Perkampus and Braunschweig, 1966
Perkampus, H.-H.; Braunschweig, T.H., UV atlas of organic compounds, 1966, 1, B13/6. [all data]

Rajniaková and Floch, 1993
Rajniaková, O.; Floch, L., Study of the properties of ethyl isothiocyanatocarboxylates by means of gas chromatography and mass spectroscopy, Chem. Pap., 1993, 47, 2, 106-108. [all data]

Rochat S., de Saint Laumer J.Y., et al., 2007
Rochat S.; de Saint Laumer J.Y.; Chaintreau A., Analysis of sulfur compounds from the in-oven roast beef aroma by comprehensive two-dimensional gas chromatography, J. Chromatogr. A, 2007, 1147, 1, 85-94, https://doi.org/10.1016/j.chroma.2007.02.039 . [all data]

Afsharypuor, Jeiran, et al., 1998
Afsharypuor, S.; Jeiran, K.; Jazy, A.A., First investigation of the flavour profiles of the leaf, ripe fruit and root of Capparis spinosa var. mucronifolia from Iran, Pharm. Acta Helv., 1998, 72, 5, 307-309, https://doi.org/10.1016/S0031-6865(97)00023-X . [all data]

Romeo, Ziino, et al., 2007
Romeo, V.; Ziino, M.; Giuffrrida, D.; Condurso, C.; Verzera, A., Flavour profile of capers (Capparis spinosa L.) from the Eolian Archipelago by HS-SPME/GC?MS, Food Chem., 2007, 101, 3, 1272-1278, https://doi.org/10.1016/j.foodchem.2005.12.029 . [all data]

Zenkevich, 2001
Zenkevich, I.G., Encyclopedia of Chromatography. Derivatization of Amines, Amino Acids, Amides and Imides for GC Analysis, Marcel Dekker, Inc, New York - Basel, 2001, 224. [all data]

Ciccioli, Cecinato, et al., 1994
Ciccioli, P.; Cecinato, A.; Brancaleoni, E.; Brachetti, A.; Frattoni, M.; Sparapani, R., Composition and Distribution of Polar and Non-Polar VOCs in Urban, Rural, Forest and Remote Areas, Eur Commission EUR, 1994, 549-568. [all data]

Ciccioli, Brancaleoni, et al., 1993
Ciccioli, P.; Brancaleoni, E.; Cecinato, A.; Sparapani, R.; Frattoni, M., Identification and determination of biogenic and anthropogenic volatile organic compounds in forest areas of Northern and Southern Europe and a remote site of the Himalaya region by high-resolution gas chromatography-mass spectrometry, J. Chromatogr., 1993, 643, 1-2, 55-69, https://doi.org/10.1016/0021-9673(93)80541-F . [all data]

Blazevic and Mastelic, 2008
Blazevic, I.; Mastelic, J., Free and bounded volatiles of rocket (Eruca sativa Mill.), Fravour Fragr. J., 2008, 23, 4, 278-285, https://doi.org/10.1002/ffj.1883 . [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References