Oxazole, 2-ethyl-4,5-dihydro-
- Formula: C5H9NO
- Molecular weight: 99.1311
- IUPAC Standard InChI: InChI=1S/C5H9NO/c1-2-5-6-3-4-7-5/h2-4H2,1H3
- IUPAC Standard InChIKey: NYEZZYQZRQDLEH-UHFFFAOYSA-N
- CAS Registry Number: 10431-98-8
- 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: 2-Ethyl-2-oxazoline; 2-Ethyloxazoline; 2-Oxazoline, 2-ethyl-; Oxazoline, 2-ethyl
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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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 401.6 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 10.57 ± 0.10 | kcal/mol | C | Hamilton, Thompson, et al., 1976 | ALS |
| ΔvapH° | 10.6 ± 0.1 | kcal/mol | C | Hamilton, Thompson, et al., 1976 | AC |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 17.8 | 303. | Aihara, 1953 | Based on data from 293. - 312. K. See also Jones, 1960 and Aihara, 1960.; AC |
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]
Hamilton, Thompson, et al., 1976
Hamilton, W.S.; Thompson, P.; Pustejovsky, S.,
The enthalpies of combustion and formation of 2-methyl-2-oxazoline and 2-ethyl-2-oxazoline,
J. Chem. Eng. Data, 1976, 21, 428-429. [all data]
Aihara, 1953
Aihara, A.,
J. Chem. Soc. Jpn. Pure Chem. Sect., 1953, 74, 437. [all data]
Jones, 1960
Jones, A.H.,
Sublimation Pressure Data for Organic Compounds.,
J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019
. [all data]
Aihara, 1960
Aihara, Ariyuki,
Estimation of the Energy of Hydrogen Bonds Formed in Crystals. III. Amides,
Bull. Chem. Soc. Jpn., 1960, 33, 9, 1188-1194, https://doi.org/10.1246/bcsj.33.1188
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔsubH Enthalpy of sublimation ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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