n-Butyl ether
- Formula: C8H18O
- Molecular weight: 130.2279
- IUPAC Standard InChIKey: DURPTKYDGMDSBL-UHFFFAOYSA-N
- CAS Registry Number: 142-96-1
- 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: Butane, 1,1'-oxybis-; Butyl ether; n-Dibutyl ether; Di-n-butyl ether; Dibutyl ether; Dibutyl oxide; 1,1'-Oxybis(butane); (n-C4H9)2O; 1-Butoxybutane; Butyl oxide; Ether butylique; UN 1149; NSC 8459
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Henry's Law 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -79.8 ± 0.5 | kcal/mol | Ccb | Colomina, Pell, et al., 1965 | |
ΔfH°gas | -79.8 | kcal/mol | Ccb | Murrin and Goldhagen, 1957 |
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 | -90.34 ± 0.24 | kcal/mol | Ccb | Colomina, Pell, et al., 1965 | ALS |
ΔfH°liquid | -90.24 ± 0.66 | kcal/mol | Ccb | Murrin and Goldhagen, 1957 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -1276.92 ± 0.22 | kcal/mol | Ccb | Colomina, Pell, et al., 1965 | Corresponding ΔfHºliquid = -90.32 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -1277.03 ± 0.66 | kcal/mol | Ccb | Murrin and Goldhagen, 1957 | Corresponding ΔfHºliquid = -90.21 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -1277.10 ± 0.80 | kcal/mol | Ccb | Skuratov, Strepikheev, et al., 1957 | Reanalyzed by Cox and Pilcher, 1970, Original value = -1277.5 ± 0.8 kcal/mol; Combustion at 293 K; Corresponding ΔfHºliquid = -90.14 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 |
---|---|---|---|
66.482 | 298.15 | Cobos, Casanova, et al., 1987 | Average of two measurements.; DH |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Henry's Law 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: 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. 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
By formula: CH6N+ + C8H18O = (CH6N+ • C8H18O)
Bond type: Hydrogen bonds of the type NH+-O between organics
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 25.0 | kcal/mol | PHPMS | Meot-Ner, 1984 | gas phase |
ΔrH° | 25.0 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1983 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 28.0 | cal/mol*K | PHPMS | Meot-Ner, 1984 | gas phase |
ΔrS° | 28.0 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1983 | gas phase |
Henry's Law 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: Rolf Sander
Henry's Law constant (water solution)
kH(T) = k°H exp(d(ln(kH))/d(1/T) ((1/T) - 1/(298.15 K)))
k°H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(kH))/d(1/T) = Temperature dependence constant (K)
k°H (mol/(kg*bar)) | d(ln(kH))/d(1/T) (K) | Method | Reference | Comment |
---|---|---|---|---|
0.17 | X | N/A | Value given here as quoted by missing citation. |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Henry's Law data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Colomina, Pell, et al., 1965
Colomina, M.; Pell, A.S.; Skinner, H.A.; Coleman, D.J.,
Heats of combustion of four dialkylethers,
Trans. Faraday Soc., 1965, 61, 2641. [all data]
Murrin and Goldhagen, 1957
Murrin, J.W.; Goldhagen, S.,
Determination of the C-O bond energy from the heats of combustion of four aliphatic ethers,
NAVORD Report No. 5491, U.S. Naval Powder Factory Res. & Dev. Dept., 1957, 1-14. [all data]
Skuratov, Strepikheev, et al., 1957
Skuratov, S.M.; Strepikheev, A.A.; Kozina, M.P.,
About the reaction activity of five and six-membered heterocyclic compounds,
Dokl. Akad. Nauk SSSR, 1957, 117, 452-454. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Cobos, Casanova, et al., 1987
Cobos, J.C.; Casanova, C.; Roux-Desgranges, G.; Grolier, J.-P.E.,
Excess properties of mixtures of some n-alkoxyethanols with organic solvents. II. VEm and CEp,m with di-n-butylether at 298.15 K,
J. Chem. Thermodynam., 1987, 19, 791-796. [all data]
Meot-Ner, 1984
Meot-Ner, (Mautner)M.,
The Ionic Hydrogen Bond and Ion Solvation. 1. -NH+ O-, -NH+ N- and -OH+ O- Bonds. Correlations with Proton Affinity. Deviations Due to Structural Effects,
J. Am. Chem. Soc., 1984, 106, 5, 1257, https://doi.org/10.1021/ja00317a015
. [all data]
Meot-Ner (Mautner), 1983
Meot-Ner (Mautner), M.,
The Ionic Hydrogen Bond. 3. Multiple and -CH+...O- Bonds. Complexes of Ammonium Ions with Polyethers and Crown Ethers,
J. Am. Chem. Soc., 1983, 105, 15, 4912, https://doi.org/10.1021/ja00353a012
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Henry's Law data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid d(ln(kH))/d(1/T) Temperature dependence parameter for Henry's Law constant k°H Henry's Law constant at 298.15K 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 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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