D-Alanine
- Formula: C3H7NO2
- Molecular weight: 89.0932
- IUPAC Standard InChI: InChI=1S/C3H7NO2/c1-2(4)3(5)6/h2H,4H2,1H3,(H,5,6)/t2-/m0/s1
- IUPAC Standard InChIKey: QNAYBMKLOCPYGJ-REOHCLBHSA-N
- CAS Registry Number: 338-69-2
- 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. - Stereoisomers:
- Other names: D-α-Alanine; D-(-)-Alanine; Alanine, D-; Ba 2776; D(-)-α-Alanine
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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 by: William E. Acree, Jr., James S. Chickos
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 132.8 | 417. | A | Stephenson and Malanowski, 1987 | Based on data from 407. to 426. K. |
| 138. ± 8. | 461. | ME | Svec and Clyde, 1965 | Based on data from 453. to 469. K. See also Cox and Pilcher, 1970, Clyde and Svec, 1964, and Chiarelli and Gross, 1989. |
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.
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Svec and Clyde, 1965
Svec, H.J.; Clyde, D.D.,
Vapor Pressures of Some α-Amino Acids.,
J. Chem. Eng. Data, 1965, 10, 2, 151-152, https://doi.org/10.1021/je60025a024
. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [all data]
Clyde and Svec, 1964
Clyde, D.D.; Svec, H.,
, U. S. Atomic Energy Comm. IS-790, 1964, 1. [all data]
Chiarelli and Gross, 1989
Chiarelli, M. Paul.; Gross, Michael L.,
Amino acid and tripeptide mixture analysis by laser desorption Fourier-transform mass spectrometry,
Anal. Chem., 1989, 61, 17, 1895-1900, https://doi.org/10.1021/ac00192a023
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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