3-Isoxazolamine, 5-methyl-
- Formula: C4H6N2O
- Molecular weight: 98.1032
- IUPAC Standard InChI: InChI=1S/C4H6N2O/c1-3-2-4(5)6-7-3/h2H,1H3,(H2,5,6)
- IUPAC Standard InChIKey: FKPXGNGUVSHWQQ-UHFFFAOYSA-N
- CAS Registry Number: 1072-67-9
- 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: Isoxazole, 3-amino-5-methyl-; 3-Amino-5-methylisoxazole; 3-Methyl-5-aminoisoxazole; 5-Methyl-3-aminoisoxazole; 5-Methyl-3-isoxazolamine; 5-methylisoxazol-3-ylamine
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Gas phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 20. ± 3. | kJ/mol | Ccb | Hamilton and Ayers, 1973 |
Condensed phase thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -61.84 ± 0.59 | kJ/mol | Ccb | Hamilton and Ayers, 1973 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -2369.7 ± 0.54 | kJ/mol | Ccb | Hamilton and Ayers, 1973 | ALS |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 146.4 | 287.15 | Hamilton and Ayers, 1973 | One value.; DH |
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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference |
|---|---|---|---|
| 82. ± 3. | 293. | V | Hamilton and Ayers, 1973 |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Hamilton and Ayers, 1973
Hamilton, W.S.; Ayers, D.A.,
Heat of combustion of 3-Amino-5-methylisoxazole,
J. Chem. Eng. Data, 1973, 18, 366-367. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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