15-Crown-5
- Formula: C10H20O5
- Molecular weight: 220.2628
- IUPAC Standard InChI: InChI=1S/C10H20O5/c1-2-12-5-6-14-9-10-15-8-7-13-4-3-11-1/h1-10H2
- IUPAC Standard InChIKey: VFTFKUDGYRBSAL-UHFFFAOYSA-N
- CAS Registry Number: 33100-27-5
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: 1,4,7,10,13-Pentaoxacyclopentadecane; 15-Crown-5 ether; 1,4,10,13-pentaoxacyclopentadecane
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Condensed phase thermochemistry data
Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, 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°liquid | -879.1 ± 2.0 | kJ/mol | Ccr | Bystrm and Mansson, 1982 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -5914.3 ± 1.4 | kJ/mol | Ccr | Bystrm and Mansson, 1982 | Corresponding ΔfHºliquid = -879.1 kJ/mol (simple calculation by NIST; no Washburn corrections) |
| ΔcH°liquid | -5903.0 ± 7.3 | kJ/mol | Ccb | Moses and Larson, 1980 | See Moses and Larson, 1979; Corresponding ΔfHºliquid = -890.40 kJ/mol (simple calculation by NIST; no Washburn corrections) |
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Gas Chromatography, 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
Spectrum
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Additional Data
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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 | NIST Mass Spectrometry Data Center, 1994 |
| NIST MS number | 133312 |
Gas Chromatography
Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), 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
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Ultra-1 | 1554. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 2431. | Njoroge, Koaze, et al., 2005 | 60. m/0.25 mm/0.25 μm, N2, 70. C @ 2. min, 2. K/min, 230. C @ 20. min |
References
Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Bystrm and Mansson, 1982
Bystrm, K.; Mansson, M.,
Enthalpies of formation of some cyclic 1,3- and 1,4-Di- and poly-ethers: Thermochemical strain in the -O-C-O and -O-C-C-O- groups,
J. Chem. Soc. Perkin Trans. 2, 1982, 565. [all data]
Moses and Larson, 1980
Moses, D.J.; Larson, J.W.,
Electrostatic ring strain in crown ethers,
Abstract of papers, 179th ACS National Meeting, Houston, TX, 1980, 984. [all data]
Moses and Larson, 1979
Moses, D.J.; Larson, J.W.,
The enthalpies of combustion of two crown ethers,
Personal Communication, 1979, 1-21. [all data]
Okumura, 1991
Okumura, T.,
retention indices of environmental chemicals on methyl silicone capillary column,
Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333
. [all data]
Njoroge, Koaze, et al., 2005
Njoroge, S.M.; Koaze, H.; Karanja, P.N.; Sawamura, M.,
Essential oil constituents of three varieties of Kenyan sweet oranges (Citrus sinensis),
Flavour Fragr. J., 2005, 20, 1, 80-85, https://doi.org/10.1002/ffj.1377
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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