4-Heptanol, 2,6-dimethyl-
- Formula: C9H20O
- Molecular weight: 144.2545
- IUPAC Standard InChIKey: HXQPUEQDBSPXTE-UHFFFAOYSA-N
- CAS Registry Number: 108-82-7
- 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: Diisobutylcarbinol; 2,6-Dimethyl-4-heptanol; 2,6-Dimethylheptanol-4; sec-Nonyl alcohol; 2,6-dimethylheptan-4-ol
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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
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 449. ± 5. | K | AVG | N/A | Average of 7 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 15.6 ± 0.07 | kcal/mol | GS | Roganov, Pisarev, et al., 2005 | Based on data from 278. to 321. K.; AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
12.6 | 389. | A,MM | Stephenson and Malanowski, 1987 | Based on data from 374. to 452. K. See also Stross, Gable, et al., 1947.; AC |
13.0 | 378. | N/A | Wilhoit and Zwolinski, 1973 | Based on data from 363. to 453. K.; AC |
IR Spectrum
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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
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Sadtler Research Labs Under US-EPA Contract |
State | gas |
Gas Chromatography
Go To: Top, Phase change data, IR Spectrum, 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, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1509. | Osorio, Alarcon, et al., 2006 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 4. min, 4. K/min, 220. C @ 20. min |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | AT-Wax | 1458. | Kiss, Csoka, et al., 2011 | 60. m/0.25 mm/0.25 μm, Helium, 4. K/min; Tstart: 60. C; Tend: 280. C |
Capillary | CP-Wax 52CB | 1506. | Hwan and Chou, 1999 | 50. m/0.32 mm/0.22 μm, H2, 60. C @ 4. min, 2. K/min, 190. C @ 21. min |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax 10 | 1480. | Soria, Martinez-Castro, et al., 2008 | 50. m/0.25 mm/0.25 μm, Helium; Program: 45 0C (15 min) 3 0C/min -> 75 0C 5 0C/min -> 180 0C (10 min) |
References
Go To: Top, Phase change data, IR Spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Roganov, Pisarev, et al., 2005
Roganov, Gennady N.; Pisarev, Pavel N.; Emel'yanenko, Vladimir N.; Verevkin, Sergey P.,
Measurement and Prediction of Thermochemical Properties. Improved Benson-Type Increments for the Estimation of Enthalpies of Vaporization and Standard Enthalpies of Formation of Aliphatic Alcohols,
J. Chem. Eng. Data, 2005, 50, 4, 1114-1124, https://doi.org/10.1021/je049561m
. [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]
Stross, Gable, et al., 1947
Stross, F.H.; Gable, C.M.; Rounds, G.C.,
The Vapor Pressures and Some Other Properties of Di-i-butyl Ketone and Di-i-butylcarbinol,
J. Am. Chem. Soc., 1947, 69, 7, 1629-1630, https://doi.org/10.1021/ja01199a017
. [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]
Osorio, Alarcon, et al., 2006
Osorio, C.; Alarcon, M.; Moreno, C.; Bonilla, A.; Barrios, J.; Garzon, C.; Duque, C.,
Characterization of Odor-Active Volatiles in Champa ( Campomanesia lineatifolia R. P.),
J. Agric. Food Chem., 2006, 54, 2, 509-516, https://doi.org/10.1021/jf052098c
. [all data]
Kiss, Csoka, et al., 2011
Kiss, M.; Csoka, M.; Gyorfi, J.; Korany, K.,
Comparison of the fragrance constituents of Tuber aestivium and Tuber Brumale gathered in Hungary,
J. Appl. Botany Food Quality, 2011, 84, 102-110. [all data]
Hwan and Chou, 1999
Hwan, C.-H.; Chou, C.-C.,
Volatile components of the Chinese fermented soya bean curd as affected by the addition of ethanol in ageing solution,
J. Sci. Food Agric., 1999, 79, 2, 243-248, https://doi.org/10.1002/(SICI)1097-0010(199902)79:2<243::AID-JSFA179>3.0.CO;2-I
. [all data]
Soria, Martinez-Castro, et al., 2008
Soria, A.C.; Martinez-Castro, I.; Sanz, J.,
Some aspects of dynamic headspace analysis of volatile components in honey,
Foog Res. International, 2008, 41, 8, 838-848, https://doi.org/10.1016/j.foodres.2008.07.010
. [all data]
Notes
Go To: Top, Phase change data, IR Spectrum, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point 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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