Didecylamine, hydrochloride
- Formula: C20H44ClN
- Molecular weight: 334.023
- IUPAC Standard InChI: InChI=1S/C20H43N.ClH/c1-3-5-7-9-11-13-15-17-19-21-20-18-16-14-12-10-8-6-4-2;/h21H,3-20H2,1-2H3;1H
- IUPAC Standard InChIKey: JQRYDCPSJSWQGZ-UHFFFAOYSA-N
- CAS Registry Number: 2486-84-2
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Di-n-decylammonium chloride
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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 by: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 151.0 | 297.93 | Van Oort and White, 1988 | T = 25 to 350 K. Unsmoothed experimental datum. |
Phase change data
Go To: Top, Condensed phase thermochemistry data, 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: Eugene S. Domalski and Elizabeth D. Hearing
Temperature of phase transition
| Ttrs (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|
| 320.13 | crystaline, III | crystaline, II | Van Oort and White, 1988 |
Enthalpy of phase transition
| ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 12.091 | 321.50 | crystaline, II | crystaline, I | Van Oort and White, 1988 | H, S combined data. |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 37.995 | 321.50 | crystaline, II | crystaline, I | Van Oort and White, 1988 | H, |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Van Oort and White, 1988
Van Oort, M.J.M.; White, M.A.,
Polymorphism in dialkylammonium chlorides. An adiabatic calorimetry study,
Ber. Bunsenges. Phys. Chem., 1988, 92, 168-176. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid Ttrs Temperature of phase transition ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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