Thiocyanic acid, methyl ester
- Formula: C2H3NS
- Molecular weight: 73.117
- IUPAC Standard InChIKey: VYHVQEYOFIYNJP-UHFFFAOYSA-N
- CAS Registry Number: 556-64-9
- 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: Methyl sulfocyanate; Methyl thiocyanate; CH3SCN; Methane, thiocyanato-; Methylrhodanid; Methylthiokyanat
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Phase change data
Go To: Top, 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 404.2 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 218.65 | K | N/A | Timmermans and Mattaar, 1921 | Uncertainty assigned by TRC = 0.5 K; TRC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
9.73 | 274. | A | Stephenson and Malanowski, 1987 | Based on data from 259. to 406. K. See also Stull, 1947 and Dykyj, Svoboda, et al., 1999.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
259. to 406.1 | 4.28421 | 1566.033 | -40.643 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, 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
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Additional Data
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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-NW- 994 |
NIST MS number | 230450 |
Gas Chromatography
Go To: Top, Phase change data, 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
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Mega 5MS | 661. | Condurso, Verzera, et al., 2006 | 60. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 60. C; Tend: 240. C |
Capillary | HP-5 | 723. | Solina, Baumgartner, et al., 2005 | 25. m/0.2 mm/1. μm, He, 5. K/min, 280. C @ 5. min; Tstart: 40. C |
Capillary | DB-1 | 665. | Flath, Light, et al., 1990 | 50. C @ 0.1 min, 4. K/min; Column length: 60. m; Column diameter: 0.32 mm; Tend: 250. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 | 711. | Engel, Baty, et al., 2002 | 30. m/0.25 mm/0.25 μm, He; Program: 5C(5min) => 3C/min => 20C => 5C/min => 100C 15C/min => 150C (5min) |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1276. | Cho, Namgung, et al., 2008 | 30. m/0.25 mm/0.25 μm, He, 40. C @ 1. min, 4. K/min, 200. C @ 10. min |
Capillary | DB-Wax | 1276. | Cho, Choi, et al., 2006 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 1. min, 4. K/min, 200. C @ 10. min |
Capillary | DB-Wax | 1274. | Cho, Choi, et al., 2006 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 1. min, 4. K/min, 200. C @ 10. min |
Capillary | DB-Wax | 1266. | Cha, Kim, et al., 1998 | 60. m/0.25 mm/0.25 μm, 40. C @ 5. min, 3. K/min, 200. C @ 60. min |
Van Den Dool and Kratz RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CP-Wax 52CB | 1278. | Condurso, Verzera, et al., 2006 | 60. m/0.25 mm/0.25 μm, He; Program: 45C(5min) => 10C/min => 80C => 2C/min => 240C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Optima-5 MS | 693. | Goeminne, Vandendriessche, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium, 35. C @ 3. min, 10. K/min, 250. C @ 5. min |
Capillary | DB-1 | 665. | Hansen, Buttery, et al., 1992 | 30. C @ 25. min, 4. K/min, 200. C @ 20. min; Column length: 60. m; Column diameter: 0.32 mm |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax-10 | 1295. | Forney and Jordan, 1998 | 60. m/0.53 mm/1. μm, He; Program: 40C (2min) => 16C/min => 120C => 15C/min => 240C(3min) |
References
Go To: Top, Phase change data, 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.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Timmermans and Mattaar, 1921
Timmermans, J.; Mattaar, J.F.,
Freezing points of orgainic substances VI. New experimental determinations.,
Bull. Soc. Chim. Belg., 1921, 30, 213. [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]
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]
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]
Condurso, Verzera, et al., 2006
Condurso, C.; Verzera, A.; Romeo, V.; Ziino, M.; Trozzi, A.; Ragusa, S.,
The leaf volatile constituents of Isatis tinctoria by solid-phase microextraction and gas chromatography/mass spectrometry,
Planta Medica, 2006, 72, 10, 924-928, https://doi.org/10.1055/s-2006-946679
. [all data]
Solina, Baumgartner, et al., 2005
Solina, M.; Baumgartner, P.; Johnson, R.L.; Whitfield, F.B.,
Volatile aroma components of soy protein isolate and acid-hydrolysed vegetable protein,
Food Chem., 2005, 90, 4, 861-873, https://doi.org/10.1016/j.foodchem.2004.06.005
. [all data]
Flath, Light, et al., 1990
Flath, R.A.; Light, D.M.; Jang, E.B.; Mon, T.R.; John, J.O.,
Headspace Examination of Volatile Emissions from Ripening Papaya (Carica papaya L., Solo Variety),
J. Agric. Food Chem., 1990, 38, 4, 1060-1063, https://doi.org/10.1021/jf00094a032
. [all data]
Engel, Baty, et al., 2002
Engel, E.; Baty, C.; le Corre, D.; Souchon, I.; Martin, N.,
Flavor-active compounds potentially implicated in cooked cauliflower acceptance,
J. Agric. Food Chem., 2002, 50, 22, 6459-6467, https://doi.org/10.1021/jf025579u
. [all data]
Cho, Namgung, et al., 2008
Cho, I.H.; Namgung, H.-J.; Choi, H.-K.; Kim, Y.-S.,
Volatiles and key odorants in the pileus and stipe of pine-mushroom (Tricholoma matsutake Sing.),
Food Chem., 2008, 106, 1, 71-76, https://doi.org/10.1016/j.foodchem.2007.05.047
. [all data]
Cho, Choi, et al., 2006
Cho, I.H.; Choi, H.-K.; Kim, Y.-S.,
Difference in the volatile composition of pine-mushrooms (Tricholoma matsutake Sing.) according to their grades,
J. Agric. Food Chem., 2006, 54, 13, 4820-4825, https://doi.org/10.1021/jf0601416
. [all data]
Cha, Kim, et al., 1998
Cha, Y.J.; Kim, H.; Cadwallader, K.R.,
Aroma-active compounds in Kimchi during fermentation,
J. Agric. Food Chem., 1998, 46, 5, 1944-1953, https://doi.org/10.1021/jf9706991
. [all data]
Goeminne, Vandendriessche, et al., 2012
Goeminne, P.C.; Vandendriessche, T.; Van Eldere, J.; Nicolai, B.M.; Hertog, M.L.; Dupont, L.J.,
Detection of Pseudomonas aeruginosa in sputum headspace through volatile organic compound analysis,
Respiratory Res., 2012, 13, 87, 1-9. [all data]
Hansen, Buttery, et al., 1992
Hansen, M.; Buttery, R.G.; Stern, D.J.; Cantwell, M.I.; Ling, L.C.,
Broccoli storage under low-oxygen atmosphere: Identification of higher boiling volatiles,
J. Agric. Food Chem., 1992, 40, 5, 850-852, https://doi.org/10.1021/jf00017a029
. [all data]
Forney and Jordan, 1998
Forney, C.F.; Jordan, M.A.,
Induction of volatile compounds in broccoli by postharvest hot-water dips,
J. Agric. Food Chem., 1998, 46, 12, 5295-5301, https://doi.org/10.1021/jf980443a
. [all data]
Notes
Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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