dl-Serine
- Formula: C3H7NO3
- Molecular weight: 105.0926
- IUPAC Standard InChI: InChI=1S/C3H7NO3/c4-2(1-5)3(6)7/h2,5H,1,4H2,(H,6,7)
- IUPAC Standard InChIKey: MTCFGRXMJLQNBG-UHFFFAOYSA-N
- CAS Registry Number: 302-84-1
- 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: Serine, dl-; DL-HOCH2CH(NH2)COOH; Serine DL-form; Propanoic acid, 2-amino-3-hydroxy-
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Condensed phase thermochemistry data
Go To: Top, Gas phase ion energetics data, Ion clustering 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 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 |
|---|---|---|---|---|---|
| ΔcH°solid | -1441.9 ± 1.9 | kJ/mol | Ccb | Vasil'ev, Borodin, et al., 1991 | ALS |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 132.4 | 298.15 | Spink and Wads, 1975 | DH |
Gas phase ion energetics data
Go To: Top, Condensed phase thermochemistry data, Ion clustering 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 as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.7 | PE | Cannington and Ham, 1983 | LBLHLM |
| 10.0 | PE | Cannington and Ham, 1983 | Vertical value; LBLHLM |
Ion clustering data
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics 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: Robert C. Dunbar
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
+
= (
•
)
By formula: Na+ + C3H7NO3 = (Na+ • C3H7NO3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 188. ± 13. | kJ/mol | IMRE | Gapeev and Dunbar, 2003 | Anchor glycine=38.5+-2.4 |
| ΔrH° | 192. | kJ/mol | CIDC | Kish, Ohanessian, et al., 2003 | Anchor alanine=39.89 |
References
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Vasil'ev, Borodin, et al., 1991
Vasil'ev, V.P.; Borodin, V.A.; Kopnyshev, S.B.,
Standard enthalpies of formation of some amino acids,
Russ. J. Phys. Chem. (Engl. Transl.), 1991, 65, 1029. [all data]
Spink and Wads, 1975
Spink, C.H.; Wads, I.,
Thermochemistry of solutions of biochemical model compounds. 4. The partial molar heat capacities of some amino acids in aqueous solution,
J. Chem. Thermodynam., 1975, 7, 561-572. [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]
Gapeev and Dunbar, 2003
Gapeev, A.; Dunbar, R.C.,
Na+ Affinities of Gas-Phase Amino Acids by Ligand Exchange Equilibrium,
Int. J. Mass Spectrom., 2003, 228, 2-3, 825, https://doi.org/10.1016/S1387-3806(03)00242-2
. [all data]
Kish, Ohanessian, et al., 2003
Kish, M.M.; Ohanessian, G.; Wesdemiotis, C.,
The Na+ affinities of a-amino acids: side-chain substituent effects,
Int. J. Mass Spectrom., 2003, 227, 3, 509, https://doi.org/10.1016/S1387-3806(03)00082-4
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, Ion clustering 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 ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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