2H-Pyran-2-one, 6-hexyltetrahydro-
- Formula: C11H20O2
- Molecular weight: 184.2753
- IUPAC Standard InChI: InChI=1S/C11H20O2/c1-2-3-4-5-7-10-8-6-9-11(12)13-10/h10H,2-9H2,1H3
- IUPAC Standard InChIKey: YZRXRLLRSPQHDK-UHFFFAOYSA-N
- CAS Registry Number: 710-04-3
- 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: δ-Hexylvalerolactone; δ-Hexyl-δ-valerolactone; δ-Undecalactone; 5-Hydroxyundecanoic acid lactone; 5-Hydroxy-n-undecanoic acid δ-lactone; 6-Hexyltetrahydro-2H-pyran-2-one; 2H-Pyran-2-one, tetrahydro-3-hexyl-; Undecanoic acid, 5-hydroxy-, δ-lactone; Undecanolide-1,5; δ-Undecanolide; Undecan-5-olide; 5-Undecanolide; β-Undecalactone; Undecanolactone
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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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 426.7 | 0.015 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of phase transition
| ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 3.360 | 250.2 | crystaline, II | crystaline, I | Lebedev, Yevstropov, et al., 1981 | DH |
| 12.610 | 275.33 | crystaline, I | liquid | Lebedev, Yevstropov, et al., 1981 | DH |
| 3.360 | 250.2 | crystaline, II | crystaline, I | Lebedev, Yevstropov, et al., 1981, 2 | DH |
| 12.610 | 275.33 | crystaline, I | liquid | Lebedev, Yevstropov, et al., 1981, 2 | DH |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 13.4 | 250.2 | crystaline, II | crystaline, I | Lebedev, Yevstropov, et al., 1981 | DH |
| 45.8 | 275.33 | crystaline, I | liquid | Lebedev, Yevstropov, et al., 1981 | DH |
| 13.4 | 250.2 | crystaline, II | crystaline, I | Lebedev, Yevstropov, et al., 1981, 2 | DH |
| 45.8 | 275.33 | crystaline, I | liquid | Lebedev, Yevstropov, et al., 1981, 2 | DH |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Lebedev, Yevstropov, et al., 1981
Lebedev, B.V.; Yevstropov, A.A.; Kiparisova, Ye.G.,
Thermodynamics of undecanolactone, tridecanolactone, and pentadecanolactone from 0 to 340 K,
J. Chem. Thermodyn., 1981, 13, 1185-1204. [all data]
Lebedev, Yevstropov, et al., 1981, 2
Lebedev, B.V.; Yevstropov, A.A.; Kiparisova, Y.G.,
Thermodynamic properties of undecanolactone over the range, 1981, Termodin. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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