Acetic acid, butyl ester
- Formula: C6H12O2
- Molecular weight: 116.1583
- IUPAC Standard InChIKey: DKPFZGUDAPQIHT-UHFFFAOYSA-N
- CAS Registry Number: 123-86-4
- 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. - Isotopologues:
- Other names: n-Butyl acetate; Butyl acetate; Butyl ethanoate; 1-Butyl acetate; CH3COO(CH2)3CH3; Acetic acid n-butyl ester; n-Butyl ethanoate; Acetate de butyle; Butile(acetati di); Butylacetat; Butylacetaten; Butyle (acetate de); Butylester kyseliny octove; Butyl ester of acetic acid; 1-Acetoxybutane; 1-Butanol, acetate; Butyl ester, acetic acid; NSC 9298; Butile; Butyle; UN 1123
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Gas phase thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -135.3 | kcal/mol | N/A | Schiopu, Bot, et al., 1961 | Value computed using ΔfHliquid° value of -609.6 kj/mol from Schiopu, Bot, et al., 1961 and ΔvapH° value of 43.6±0.2 kj/mol from missing citation. |
Condensed phase thermochemistry data
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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°liquid | -145.7 | kcal/mol | Ccb | Schiopu, Bot, et al., 1961 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -828.6 | kcal/mol | Ccb | Schiopu, Bot, et al., 1961 | Corresponding ΔfHºliquid = -145.6 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -846.7 | kcal/mol | Ccb | Schjanberg, 1935 | Corresponding ΔfHºliquid = -127.5 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
54.520 | 298.35 | Zabransky, Hynek, et al., 1987 | T = 294 to 364 K. Unsmoothed experimental datum.; DH |
53.803 | 298.15 | Jimenez, Romani, et al., 1986 | DH |
54.59 | 298.15 | Fuchs, 1979 | DH |
57.91 | 292.5 | Kolosovskii and Udovenko, 1934 | DH |
57.91 | 292.5 | de Kolossowsky and Udowenko, 1933 | DH |
Gas phase ion energetics data
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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
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.92 ± 0.05 | PE | Benoit, Harrison, et al., 1977 | LLK |
10.01 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
9.56 ± 0.03 | PI | Vilesov and Terenin, 1957 | RDSH |
10.02 ± 0.05 | PE | Benoit, Harrison, et al., 1977 | Vertical value; LLK |
10.17 | PE | Sweigart and Turner, 1972 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C2H3O2+ | 12.33 ± 0.12 | ? | EI | Brion and Dunning, 1963 | RDSH |
C3H5O2+ | 11.70 ± 0.05 | ? | EI | Brion and Dunning, 1963 | RDSH |
C3H7+ | 11.56 ± 0.10 | ? | EI | Brion and Dunning, 1963 | RDSH |
C4H9+ | 11.31 ± 0.10 | ? | EI | Brion and Dunning, 1963 | RDSH |
De-protonation reactions
C6H11O2- + =
By formula: C6H11O2- + H+ = C6H12O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 370.8 ± 4.1 | kcal/mol | G+TS | Haas, Giblin, et al., 1998 | gas phase; From transesterification equilibria; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 364.1 ± 4.0 | kcal/mol | IMRE | Haas, Giblin, et al., 1998 | gas phase; From transesterification equilibria; B |
Ion clustering data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: C3H9Si+ + C6H12O2 = (C3H9Si+ • C6H12O2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 49.9 | kcal/mol | PHPMS | Wojtyniak and Stone, 1986 | gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 31.7 | cal/mol*K | N/A | Wojtyniak and Stone, 1986 | gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated |
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
35.1 | 468. | PHPMS | Wojtyniak and Stone, 1986 | gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated |
By formula: C3H9Sn+ + C6H12O2 = (C3H9Sn+ • C6H12O2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 41.7 | kcal/mol | PHPMS | Stone and Splinter, 1984 | gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 33.5 | cal/mol*K | N/A | Stone and Splinter, 1984 | gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated |
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
24.1 | 525. | PHPMS | Stone and Splinter, 1984 | gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Gas phase ion energetics data, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Schiopu, Bot, et al., 1961
Schiopu, M.; Bot, O.; Onu, V.,
Studiul termodinamic si cinetic al sistemului acetat de n-butil-apa. Nota I.,
Bul. Inst. Poleteh. Iasi, 1961, 7, 115-118. [all data]
Schjanberg, 1935
Schjanberg, E.,
Die Verbrennungswarmen und die Refraktionsdaten einiger chlorsubstituierter Fettsauren und Ester.,
Z. Phys. Chem. Abt. A, 1935, 172, 197-233. [all data]
Zabransky, Hynek, et al., 1987
Zabransky, M.; Hynek, V.; Finkeova-Hastabova, J.; Vesely, F.,
Heat capacities of six liquid esters as a function of temperature,
Coll. Czech. Chem. Comm., 1987, 52, 251-256. [all data]
Jimenez, Romani, et al., 1986
Jimenez, E.; Romani, L.; Paz Andrade, M.I.; Roux-Desgranges, G.; Grolier, J.-P.E.,
Molar excess heat capacities and volumes for mixtures of alkanoates with cyclohexane at 25°C,
J. Solution Chem., 1986, 15(11), 879-890. [all data]
Fuchs, 1979
Fuchs, R.,
Heat capacities of some liquid aliphatic, alicyclic, and aromatic esters at 298.15 K,
J. Chem. Thermodyn., 1979, 11, 959-961. [all data]
Kolosovskii and Udovenko, 1934
Kolosovskii, N.A.; Udovenko, W.W.,
Specific heat of liquids. II.,
Zhur. Obshchei Khim., 1934, 4, 1027-1033. [all data]
de Kolossowsky and Udowenko, 1933
de Kolossowsky, N.A.; Udowenko, W.W.,
Mesure des chaleurs specifique moleculaires de quelques liquides,
Compt. rend., 1933, 197, 519-520. [all data]
Benoit, Harrison, et al., 1977
Benoit, F.M.; Harrison, A.G.; Lossing, F.P.,
Hydrogen migrations in mass spectrometry III-Energetics of formation of [R'CO2H2]+ in the mass spectra of R'CO2R,
Org. Mass Spectrom., 1977, 12, 78. [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]
Vilesov and Terenin, 1957
Vilesov, F.I.; Terenin, A.N.,
The photoionization of the vapors of certain organic compounds,
Dokl. Akad. Nauk SSSR, 1957, 115, 744, In original 539. [all data]
Sweigart and Turner, 1972
Sweigart, D.A.; Turner, D.W.,
Lone pair orbitals and their interactions studied by photoelectron spectroscopy. I. Carboxylic acids and their derivatives,
J. Am. Chem. Soc., 1972, 94, 5592. [all data]
Brion and Dunning, 1963
Brion, C.E.; Dunning, W.J.,
Electron impact studies of simple carboxylic esters,
J. Chem. Soc. Faraday Trans., 1963, 59, 647. [all data]
Haas, Giblin, et al., 1998
Haas, G.W.; Giblin, D.E.; Gross, M.L.,
The Mechanism and Thermodynamics of Transesterification of Acetate-Ester Enolates in the Gas Phase,
Int. J. Mass Spectrom. Ion Proc., 1998, 172, 1-2, 25, https://doi.org/10.1016/S0168-1176(97)83245-4
. [all data]
Wojtyniak and Stone, 1986
Wojtyniak, A.C.M.; Stone, A.J.,
A High-Pressure Mass Spectrometric Study of the Bonding of Trimethylsilylium to Oxygen and Aromatic Bases,
Can. J. Chem., 1986, 74, 59. [all data]
Stone and Splinter, 1984
Stone, J.A.; Splinter, D.E.,
A high-pressure mass spectrometric study of the binding of (CH3)3Sn+ to lewis bases in the gas phase,
Int. J. Mass Spectrom. Ion Processes, 1984, 59, 169. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Gas phase ion energetics data, Ion clustering data, References
- Symbols used in this document:
AE Appearance energy Cp,liquid Constant pressure heat capacity of liquid T Temperature ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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