DL-Phenylalanine
- Formula: C9H11NO2
- Molecular weight: 165.1891
- IUPAC Standard InChIKey: COLNVLDHVKWLRT-UHFFFAOYSA-N
- CAS Registry Number: 150-30-1
- 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: DL-β-Phenylalanine; β-Phenylalanine, dl-; (.+/-.)-Phenylalanine; Alanine, phenyl-, DL-; DL-α-Amino-β-phenylpropionic acid; DL-β-Phenyl-α-alanine; DL-2-Amino-3-phenylpropanoic acid; DL-3-Phenylalanine; DLPA; 2-Amino-3-phenylpropionic acid, dl-; NSC 9959; Phenylalanine; L-Phenylalanine
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Gas phase ion energetics 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 evaluated as indicated in comments:
L - Sharon G. Lias
Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 8.4 | eV | N/A | N/A | L |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.5 | PE | Campbell, Marzluff, et al., 1994 | LL |
8.4 | PE | Cannington and Ham, 1983 | LBLHLM |
≤8.4 | PI | Akopyan and Loginov, 1967 | RDSH |
8.9 | PE | Campbell, Marzluff, et al., 1994 | Vertical value; LL |
9.4 | PE | Cannington and Ham, 1983 | Vertical value; LBLHLM |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Campbell, Marzluff, et al., 1994
Campbell, S.; Marzluff, E.M.; Rodgers, M.T.; Beauchamp, J.L.; Rempe, M.E.; Schwinck, K.F.; Lichtenberger, D.L.,
Proton affinities and photoelectron spectra of phenylalanine and N-methyl and N,N-dimethylphenylalanine. Correlation of lone pair ionization energies with proton affinities and implications for N-methylation as a method to effect site specific protonation of peptides,
J. Am. Chem. Soc., 1994, 116, 5257. [all data]
Cannington and Ham, 1983
Cannington, P.H.; Ham, N.S.,
He(I) and He(II) photoelectron spectra of glycine and related molecules,
J. Electron Spectrosc. Relat. Phenom., 1983, 32, 139. [all data]
Akopyan and Loginov, 1967
Akopyan, M.E.; Loginov, Yy.V.,
Mass-spectrometric study of the phoionization of free α-aminoacids,
High Energy Chem., 1967, 1, 83, In original 97. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
IE (evaluated) Recommended ionization energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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