1-Butanethiol
- Formula: C4H10S
- Molecular weight: 90.187
- IUPAC Standard InChIKey: WQAQPCDUOCURKW-UHFFFAOYSA-N
- CAS Registry Number: 109-79-5
- 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: n-Butanethiol; n-Butyl mercaptan; n-Butyl thioalcohol; Butanethiol; Butyl mercaptan; Thiobutyl alcohol; 1-Butyl mercaptan; n-C4H9SH; NCI-C60866; Butylthiol; n-Butylthiol; 1-Mercaptobutane; 1-butylthiol; butane-1-thiol
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Reaction thermochemistry data
Go To: Top, Gas phase ion energetics 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 as indicated in comments:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
C4H9S- + =
By formula: C4H9S- + H+ = C4H10S
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1480. ± 9.2 | kJ/mol | G+TS | Taft and Bordwell, 1988 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1454. ± 8.4 | kJ/mol | IMRE | Taft and Bordwell, 1988 | gas phase; B |
By formula: C4H11N + C6H12OS = C4H10S + C6H13NO
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -57.74 ± 0.63 | kJ/mol | Cm | Wadso, 1958 | liquid phase; Heat of aminolysis; ALS |
By formula: H2O + C6H12OS = C4H10S + C2H4O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -4.6 ± 0.3 | kJ/mol | Cm | Wadso, 1957 | liquid phase; Heat of hydrolysis; ALS |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias
Data compiled as indicated in comments:
B - John E. Bartmess
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 |
---|---|---|---|---|---|
IE (evaluated) | 9.14 ± 0.01 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 801.7 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 770.5 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.15 | PE | Ogata, Onizuka, et al., 1973 | LLK |
9.14 ± 0.02 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
De-protonation reactions
C4H9S- + =
By formula: C4H9S- + H+ = C4H10S
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1480. ± 9.2 | kJ/mol | G+TS | Taft and Bordwell, 1988 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1454. ± 8.4 | kJ/mol | IMRE | Taft and Bordwell, 1988 | gas phase; B |
Gas Chromatography
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, 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 | 100. | 721.3 | Miller and Bruno, 2003 | 30. m/0.25 mm/0.1 μm |
Capillary | DB-5 | 120. | 729.7 | Miller and Bruno, 2003 | 30. m/0.25 mm/0.1 μm |
Capillary | DB-5 | 60. | 714.8 | Miller and Bruno, 2003 | 30. m/0.25 mm/0.1 μm |
Capillary | DB-5 | 80. | 716.9 | Miller and Bruno, 2003 | 30. m/0.25 mm/0.1 μm |
Packed | C78, Branched paraffin | 130. | 716.6 | Dallos, Sisak, et al., 2000 | He; Column length: 3.3 m |
Packed | C78, Branched paraffin | 130. | 718.9 | Reddy, Dutoit, et al., 1992 | Chromosorb G HP; Column length: 3.3 m |
Packed | Apolane | 130. | 722. | Dutoit, 1991 | Column length: 3.7 m |
Packed | Apiezon M | 130. | 726. | Garbuzov, Misharina, et al., 1985 | He or N2, Chromosorb W, AW-DMCS; Column length: 2.1 m |
Packed | Squalane | 60. | 691. | Zygmunt and Staszewski, 1981 | Chromosorb W DMCS; Column length: 2. m |
Packed | Squalane | 80. | 693. | Zygmunt and Staszewski, 1981 | Chromosorb W DMCS; Column length: 2. m |
Packed | Apiezon M | 130. | 724. | Golovnya and Garbuzov, 1974 | N2, Chromosorb W; Column length: 2.1 m |
Capillary | Apiezon L | 120. | 673. | Agr, Tesaric, et al., 1973 | |
Capillary | Squalane | 120. | 701. | Agr, Tesaric, et al., 1973 | |
Capillary | Squalane | 86. | 693. | Agr, Tesaric, et al., 1973 | |
Packed | DC-200 | 120. | 713. | Golovnya and Arsen'ev, 1970 | Column length: 1.5 m |
Packed | DC-200 | 60. | 703. | Golovnya and Arsen'ev, 1970 | Column length: 1.5 m |
Packed | SE-30 | 130. | 718. | Golovnya and Arsen'ev, 1970 | Column length: 1.5 m |
Packed | SE-30 | 60. | 701. | Golovnya and Arsen'ev, 1970 | Column length: 1.5 m |
Kovats' RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Apiezon M | 726. | Zhu, Wang, et al., 2007 | Program: not specified |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | Carbowax 20M | 110. | 938. | Möckel and Zolg, 1977 | He, Chromosorb W AW (80-100 mesh); Column length: 6. m |
Kovats' RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | PEG-20M | 960. | Zhu, Wang, et al., 2007 | Program: not specified |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 699. | Zhang and Ho, 1989 | 60. m/0.25 mm/0.25 μm, He, 2. K/min, 220. C @ 10. min; Tstart: 40. C |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 919. | Chung, Eiserich, et al., 1994 | He, 60. C @ 4. min, 3. K/min, 220. C @ 30. min; Column length: 60. m; Column diameter: 0.25 mm |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Polydimethyl siloxane with 5 % Ph groups | 100. | 721. | Safa and Hadjmohannadi, 2005 | 30. m/0.25 mm/0.10 μm, Nitrogen |
Capillary | Polydimethyl siloxane with 5 % Ph groups | 60. | 715. | Safa and Hadjmohannadi, 2005 | 30. m/0.25 mm/0.10 μm, Nitrogen |
Capillary | Polydimethyl siloxane with 5 % Ph groups | 80. | 717. | Safa and Hadjmohannadi, 2005 | 30. m/0.25 mm/0.10 μm, Nitrogen |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | PONA | 742. | Yang, Yang, et al., 2003 | 50. m/0.20 mm/0.50 μm, Helium, 2. K/min; Tstart: 30. C; Tend: 170. C |
Capillary | DB-5 | 718. | Macku and Shibamoto, 1991 | He, 40. C @ 5. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 160. C |
Packed | Porapack Q | 677. | Guevas A.P. and Tellez, 1977 | Helium, Porapak Q, 8. K/min; Column length: 3.5 m; Tstart: 220. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Polydimethyl siloxanes | 705. | Zenkevich, 1998 | Program: not specified |
Capillary | SE-30 | 713. | P'yanova, Zvereva, et al., 1987 | Column length: 25. m; Column diameter: 0.25 mm; Program: not specified |
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 692. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 944. | Vinogradov, 2004 | Program: not specified |
References
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Taft and Bordwell, 1988
Taft, R.W.; Bordwell, F.G.,
Structural and Solvent Effects Evaluated from Acidities Measured in Dimethyl Sulfoxide and in the Gas Phase,
Acc. Chem. Res., 1988, 21, 12, 463, https://doi.org/10.1021/ar00156a005
. [all data]
Wadso, 1958
Wadso, I.,
The heats of aminolysis of n-butyl thiolacetate and acetic anhydride,
Acta Chem. Scand., 1958, 12, 635-640. [all data]
Wadso, 1957
Wadso, I.,
The heats of hydrolysis of some alkyl thiolesters,
Acta Chem. Scand., 1957, 11, 1745-1751. [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]
Ogata, Onizuka, et al., 1973
Ogata, H.; Onizuka, H.; Nihei, Y.; Kamada, H.,
The photoelectron spectra of alcohols, mercaptans and amines,
Bull. Chem. Soc. Jpn., 1973, 46, 3036. [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]
Miller and Bruno, 2003
Miller, K.E.; Bruno, T.J.,
Isothermal Kováts retention indices of sulfur compounds on a poly(5% diphenyl-95% dimethylsiloxane) stationary phase,
J. Chromatogr. A, 2003, 1007, 1-2, 117-125, https://doi.org/10.1016/S0021-9673(03)00958-0
. [all data]
Dallos, Sisak, et al., 2000
Dallos, A.; Sisak, A.; Kulcsár, Z.; Kováts, E.,
Pair-wise interactions by gas chromatography VII. Interaction free enthalpies of solutes with secondary alcohol groups,
J. Chromatogr. A, 2000, 904, 2, 211-242, https://doi.org/10.1016/S0021-9673(00)00908-0
. [all data]
Reddy, Dutoit, et al., 1992
Reddy, K.S.; Dutoit, J.-Cl.; Kovats, E. sz.,
Pair-wise interactions by gas chromatography. I. Interaction free enthalpies of solutes with non-associated primary alcohol groups,
J. Chromatogr., 1992, 609, 1-2, 229-259, https://doi.org/10.1016/0021-9673(92)80167-S
. [all data]
Dutoit, 1991
Dutoit, J.,
Gas chromatographic retention behaviour of some solutes on structurally similar polar and non-polar stationary phases,
J. Chromatogr., 1991, 555, 1-2, 191-204, https://doi.org/10.1016/S0021-9673(01)87179-X
. [all data]
Garbuzov, Misharina, et al., 1985
Garbuzov, V.G.; Misharina, T.A.; Aerov, A.F.; Golovnya, R.V.,
Gas chromatographic retention indices for sulphur(II)-containing organic substances,
J. Anal. Chem. USSR (Engl. Transl.), 1985, 40, 4, 576-586. [all data]
Zygmunt and Staszewski, 1981
Zygmunt, B.; Staszewski, R.,
Retention index and gas chromatographic-mass spectrometric identification of thiols in liquified gas,
Chem. Anal. (Warsaw), 1981, 26, 109-113. [all data]
Golovnya and Garbuzov, 1974
Golovnya, R.V.; Garbuzov, V.G.,
Effect of heteroatom in aliphatic sulfur- and oxygen-containing compounds on the values of the retention indices in gas chromatography,
Izv. Akad. Nauk SSSR Ser. Khim., 1974, 7, 1519-1521. [all data]
Agr, Tesaric, et al., 1973
Agr, X.X.; Tesaric, K.; Janak, J.,
Will be entered later,
J. Chromatogr., 1973, 95, 207-215. [all data]
Golovnya and Arsen'ev, 1970
Golovnya, R.V.; Arsen'ev, Y.N.,
Gas-chromatographic method for the analysis of n-mercaptans and symmetrical n-sulfides and n-disulfides,
Bull. Acad. Sci. USSR, Div. Chem. Sci. (Engl. Transl.), 1970, 6, 4, 1316-1318, https://doi.org/10.1007/BF00852683
. [all data]
Zhu, Wang, et al., 2007
Zhu, X.H.; Wang, W.; Schramm, K.-W.; Niu, W.,
Prediction of the Kova´ ts Retention Indices of Thiols by Use of Quantum Chemical and Physicochemical Descriptors,
Chromatographia, 2007, 65, 11-12, 719-724, https://doi.org/10.1365/s10337-007-0237-3
. [all data]
Möckel and Zolg, 1977
Möckel, H.J.; Zolg, M.,
Retentionsindices n-aliphatischer Schwefelverbindungen,
Z. Anal. Chem., 1977, 285, 1, 45-46, https://doi.org/10.1007/BF00446017
. [all data]
Zhang and Ho, 1989
Zhang, Y.; Ho, C.-T.,
Volatile compounds formed from thermnal interaction of 2,4-decadienal with cysteine and glutathione,
J. Agric. Food Chem., 1989, 37, 4, 1016-1020, https://doi.org/10.1021/jf00088a044
. [all data]
Chung, Eiserich, et al., 1994
Chung, T.Y.; Eiserich, J.P.; Shibamoto, T.,
Volatile compounds produced from peanut oil heated with different amounts of cysteine,
J. Agric. Food Chem., 1994, 42, 8, 1743-1746, https://doi.org/10.1021/jf00044a032
. [all data]
Safa and Hadjmohannadi, 2005
Safa, F.; Hadjmohannadi, M.R.,
Use of topological indices of organic sulfur compounds in quantitative structure-retention relationship study,
QSAR Comb. Sci., 2005, 24, 9, 1026-1032, https://doi.org/10.1002/qsar.200530008
. [all data]
Yang, Yang, et al., 2003
Yang, Y.T.; Yang, H.Y.; Zong, B.N.; Lu, W.Z.,
determination and distribution of sulfur compounds in gasoline by gas chromatography-atomic emission detector,
Chinise J. Anal. Chem. (Fenxi Huaxue), 2003, 31, 10, 1153-1158. [all data]
Macku and Shibamoto, 1991
Macku, C.; Shibamoto, T.,
Volatile sulfur-containing compounds generated from the thermal interaction of corn oil and cysteine,
J. Agric. Food Chem., 1991, 39, 11, 1987-1989, https://doi.org/10.1021/jf00011a021
. [all data]
Guevas A.P. and Tellez, 1977
Guevas A.P.; Tellez, J.V.G.,
Determination de mercaptanos de C2 a C4 an muestras gaseosas de hydrocarburos de C4 a C5 por chromatographia en fase vapor,
Revista de Instituto Mexicano di Petroleo, 1977, 9, 1, 85-88. [all data]
Zenkevich, 1998
Zenkevich, I.G.,
The Principle of Structural Analogy in the Calculation of Gas Chromatographic Retention Indices using Physico-Chemical Constants of Organic Compounds,
Zh. Anal. Khim. (Rus.), 1998, 53, 1, 43-49. [all data]
P'yanova, Zvereva, et al., 1987
P'yanova, V.P.; Zvereva, M.N.; Tsypysheva, LG.; Portnova, T.V.; Kruglov, E.A.,
Investigating the products of thiophane synthesis, Abstr. IX All-Union Conference on Gas Chromatography, Kuibyshev State University, Kuibyshev, 1987, 308. [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]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
IE (evaluated) Recommended ionization energy ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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