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dl-Citrulline
- Formula: C6H13N3O3
- Molecular weight: 175.1857
- IUPAC Standard InChI: InChI=1S/C6H13N3O3/c7-4(5(10)11)2-1-3-9-6(8)12/h4H,1-3,7H2,(H,10,11)(H3,8,9,12)
- IUPAC Standard InChIKey: RHGKLRLOHDJJDR-UHFFFAOYSA-N
- CAS Registry Number: 627-77-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: DL-Ornithine, N(5)-(aminocarbonyl)-; Citrulline, (dl); Ornithine, N5-carbamoyl-, DL-; Citrulline; DL-2-amino-5-ureidovaleric acid
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Condensed phase thermochemistry data
Go To: Top, 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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°solid,1 bar | 254.4 | J/mol*K | N/A | Huffman and Fox, 1940 | Extrapolation below 90 K, 75.94 J/mol*K. |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 232.80 | 300.8 | Huffman and Fox, 1940 | T = 90 to 298 K. Value is unsmoothed experimental datum. |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Huffman and Fox, 1940
Huffman, H.M.; Fox, S.W.,
Thermal data. XIII. The heat capacities and entropies of creatine hydrate, DL-citrulline, DL-ornithine, L-proline and taurine,
J. Am. Chem. Soc., 1940, 62, 3464-3465. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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