- Formula: C10H22O
- Molecular weight: 158.2811
- IUPAC Standard InChI:
- Download the identifier in a file.
- IUPAC Standard InChIKey: AQZGPSLYZOOYQP-UHFFFAOYSA-N
- CAS Registry Number: 544-01-4
- Chemical structure:
This structure is also available as a 2d Mol file
- Other names: Isopentyl ether; Butane, 1,1'-oxybis[3-methyl-; Diisopentyl ether; Isoamyl ether; Isoamyl oxide; Di-3-methylbutyl ether; NSC 9281
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- Information on this page:
- Other data available:
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Phase change data
Go To: Top, Mass spectrum (electron ionization), References, Notes
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
|Tboil||445.7||K||N/A||Weast and Grasselli, 1989||BS|
|Tboil||446.4||K||N/A||Lecat, 1947||Uncertainty assigned by TRC = 0.5 K; TRC|
|Tboil||446.5||K||N/A||Lecat, 1943||Uncertainty assigned by TRC = 0.35 K; TRC|
|Tboil||444.||K||N/A||Hurd, Parrish, et al., 1933||Uncertainty assigned by TRC = 4. K; TRC|
|Tboil||445.8||K||N/A||Lecat, 1927||Uncertainty assigned by TRC = 0.5 K; TRC|
|vapH°||11.94||kcal/mol||N/A||Majer and Svoboda, 1985|
|vapH°||12.3||kcal/mol||CGC||Chickos, Hosseini, et al., 1995||Based on data from 353. - 393. K.; AC|
Reduced pressure boiling point
|Tboil (K)||Pressure (atm)||Reference||Comment|
|333.2||0.013||Weast and Grasselli, 1989||BS|
Enthalpy of vaporization
|vapH (kcal/mol)||Temperature (K)||Method||Reference||Comment|
|11.4||306.||A||Stephenson and Malanowski, 1987||Based on data from 291. - 447. K. See also Stull, 1947.; AC|
|9.89||443.||N/A||Lapidus and Nisel'son, 1968||Based on data from 417. - 470. K.; AC|
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
|291.8 - 446.6||4.73088||1935.574||-37.417||Stull, 1947||Coefficents calculated by NIST from author's data.|
Mass spectrum (electron ionization)
Go To: Top, Phase change data, References, Notes
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
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|Owner||NIST Mass Spectrometry Data Center|
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
|Origin||Japan AIST/NIMC Database- Spectrum MS-NW- 828|
|NIST MS number||228920|
Go To: Top, Phase change data, Mass spectrum (electron ionization), Notes
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]
Lecat, M., Orthobaric Azeotropes of Sulfides, Bull. Cl. Sci., Acad. R. Belg., 1947, 33, 160-82. [all data]
Lecat, M., Azeotropes of Ethyl Urethane and other Azeotropes, C. R. Hebd. Seances Acad. Sci., 1943, 217, 273. [all data]
Hurd, Parrish, et al., 1933
Hurd, C.D.; Parrish, C.I.; Pilgrim, F.D., The Pyrolysis of n-Butane at Low Decomposition Temperatures, J. Am. Chem. Soc., 1933, 55, 5016. [all data]
Lecat, M., New binary azeotropes: 7th list, Ann. Soc. Sci. Bruxelles, Ser. B, 1927, 47, 108-14. [all data]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G., Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times, Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3 . [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]
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]
Lapidus and Nisel'son, 1968
Lapidus, I.I.; Nisel'son, L.A., Russ. J. Phys. Chem., 1968, 42, 6, 733. [all data]
Go To: Top, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tboil Boiling point vapH Enthalpy of vaporization vapH° Enthalpy of vaporization at standard conditions
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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