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)/t2-/m1/s1 Copy

  
• IUPAC Standard InChIKey: MTCFGRXMJLQNBG-UWTATZPHSA-N Copy
• CAS Registry Number: 56-45-1
• Chemical structure:
  This structure is also available as a 2d Mol file
• Stereoisomers:
  • dl-Serine
  • D-Serine
• Other names: L-Serine; Serine, L-; α-Amino-β-hydroxypropionic acid-, (S)-; β-Hydroxyalanine; L-(-)-Serine; Propanoic acid, 2-amino-3-hydroxy-, (S)-; 2-Amino-3-hydroxypropanoic acid-, (S)-; l-2-Amino-3-hydroxy-propanoic acid; (S)-(-)-Serine; 2-Amino-3-hydroxypropionic acid; 3-Hydroxyalanine; l-2-Amino-3-hydroxypropionic acid; (S)-2-Amino-3-hydroxypropanoic acid; (S)-Serine; L-Ser
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of solid

Reaction 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: John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

 +  =

By formula: C₃H₆NO₃^- + H⁺ = C₃H₇NO₃

References

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Sabbah and Laffitte, 1978
Sabbah, R.; Laffitte, M., Enthalpy of formation of L-serine in the solid state, Thermochim. Acta, 1978, 23, 192-195. [all data]

Hutchens, Cole, et al., 1964
Hutchens, J.O.; Cole, A.G.; Stout, J.W., Heat capacities from 11 to 305 K, entropies, enthalpy, and free energy of formation of L-serine, J. Biol. Chem., 1964, 239, 4194-4195. [all data]

Jones, Bernier, et al., 2007
Jones, C.M.; Bernier, M.; Carson, E.; Colyer, K.E.; Metz, R.; Pawlow, A.; Wischow, E.D.; Webb, I.; Andriole, E.J.; Poutsma, J.C., Gas-phase Acities of the 20 Protein Amino Acids, Int. J. Mass Spectrom., 2007, 267, 1-3, 54-62, https://doi.org/10.1016/j.ijms.2007.02.018 . [all data]

O'Hair, Bowie, et al., 1992
O'Hair, R.J.; Bowie, J.H.; Gronert, S., Gas Phase Acidity of the alpha-Amino Acids, Int. J. Mass Spectrom. Ion Proc., 1992, 117, 23, https://doi.org/10.1016/0168-1176(92)80083-D . [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, Reaction 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)
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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