2-Butanol, 2,3-dimethyl-
- Formula: C6H14O
- Molecular weight: 102.1748
- IUPAC Standard InChIKey: IKECULIHBUCAKR-UHFFFAOYSA-N
- CAS Registry Number: 594-60-5
- 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: Isopropyldimethylcarbinol; Thexyl alcohol; 2,3-Dimethyl-2-butanol; (CH3)2CHC(OH)(CH3)2; 2,3-dimethylbutan-2-ol
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -85.32 ± 0.14 | kcal/mol | Eqk | Wiberg and Hao, 1991 | Heat of hydration |
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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -98.23 ± 0.36 | kcal/mol | Eqk | Wiberg and Hao, 1991 | Heat of hydration |
Phase change 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 392. ± 3. | K | AVG | N/A | Average of 16 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 262.75 | K | N/A | Howard, Mears, et al., 1947 | Uncertainty assigned by TRC = 0.2 K; TRC |
Tfus | 262.6 | K | N/A | Kistiakowsky, Ruhoff, et al., 1936 | Uncertainty assigned by TRC = 0.3 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 12.91 ± 0.20 | kcal/mol | V | Wiberg and Hao, 1991 | Heat of hydration; ALS |
ΔvapH° | 12.9 | kcal/mol | N/A | Wiberg and Hao, 1991 | DRB |
ΔvapH° | 12.9 ± 0.2 | kcal/mol | N/A | Wiberg and Hao, 1991 | Based on data from 303. to 340. K.; AC |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
337.7 | 0.11 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
11.7 | 314. | A | Stephenson and Malanowski, 1987 | Based on data from 299. to 400. K.; AC |
11.7 | 313. | N/A | Wilhoit and Zwolinski, 1973 | Based on data from 298. to 393. K.; AC |
Reaction 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: John E. Bartmess
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
C6H13O- + =
By formula: C6H13O- + H+ = C6H14O
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 372.0 ± 2.0 | kcal/mol | CIDC | Haas and Harrison, 1993 | gas phase; Both metastable and 50 eV collision energy. |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 365.4 ± 2.1 | kcal/mol | H-TS | Haas and Harrison, 1993 | gas phase; Both metastable and 50 eV collision energy. |
Gas Chromatography
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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: 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 | OV-101 | 80. | 715.2 | Boneva, 1987 | N2; Column length: 100. m; Column diameter: 0.27 mm |
Capillary | OV-101 | 90. | 716.3 | Boneva, 1987 | N2; Column length: 100. m; Column diameter: 0.27 mm |
Packed | Apiezon L | 120. | 714. | Bogoslovsky, Anvaer, et al., 1978 | Celite 545 |
Packed | Apiezon L | 160. | 725. | Bogoslovsky, Anvaer, et al., 1978 | Celite 545 |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Carbowax 20M | 80. | 1100. | Boneva, 1987 | N2; Column length: 50. m; Column diameter: 0.23 mm |
Capillary | Carbowax 20M | 90. | 1101. | Boneva, 1987 | N2; Column length: 50. m; Column diameter: 0.23 mm |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1082. | Peng, Yang, et al., 1991 | Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Wiberg and Hao, 1991
Wiberg, K.B.; Hao, S.,
Enthalpies of hydration of alkenes. 4. Formation of acyclic tert-alcohols,
J. Org. Chem., 1991, 56, 5108-5110. [all data]
Howard, Mears, et al., 1947
Howard, F.L.; Mears, T.W.; Fookson, A.; Pomerantz, P.; Brooks, D.B.,
Preparation and physical properties of several aliphatic hydrocarbons and intermediates,
J. Res. Natl. Bur. Stand. (U. S.), 1947, 38, 365. [all data]
Kistiakowsky, Ruhoff, et al., 1936
Kistiakowsky, G.B.; Ruhoff, J.R.; Smith, H.A.; Vaughan, W.E.,
Heats of Organic Reactions III. Hydrogenation of SOme Higher Olefins,
J. Am. Chem. Soc., 1936, 58, 137. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]
Wilhoit and Zwolinski, 1973
Wilhoit, R.C.; Zwolinski, B.J.,
Physical and thermodynamic properties of aliphatic alcohols,
J. Phys. Chem. Ref. Data Suppl., 1973, 1, 2, 1. [all data]
Haas and Harrison, 1993
Haas, M.J.; Harrison, A.G.,
The Fragmentation of Proton-Bound Cluster Ions and the Gas-Phase Acidities of Alcohols,
Int. J. Mass Spectrom. Ion Proc., 1993, 124, 2, 115, https://doi.org/10.1016/0168-1176(93)80003-W
. [all data]
Boneva, 1987
Boneva, S.,
Gas Chromatographic Retention Indices for C6 Alkanols on OV-101 and Carbowax 20M Capillary Columns,
Chromatographia, 1987, 23, 1, 50-52, https://doi.org/10.1007/BF02310419
. [all data]
Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S.,
Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]
Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Ding, S.F.,
Prediction of rentention idexes. II. Structure-retention index relationship on polar columns,
J. Chromatogr., 1991, 586, 1, 85-112, https://doi.org/10.1016/0021-9673(91)80028-F
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point 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 ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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