CH2=C(NH2)O Anion - The NIST WebBook

CH2=C(NH2)O anion

• Formula: C2H4NO-
• Molecular weight: 58.0598
• Information on this page:
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data
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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 compiled by: John E. Bartmess

Electron affinity of neutral species

EAneutral (eV)	Method	Reference	Comment
1.50 ± 0.19	D-EA	Hare, Marimanikkuppam, et al., 2001

Protonation reactions

C2H4NO- + =

By formula: C2H4NO- + H+ = C2H5NO

Quantity	Value	Units	Method	Reference	Comment
ΔrH°	1561. ± 13.	kJ/mol	G+TS	Hare, Marimanikkuppam, et al., 2001	gas phase
Quantity	Value	Units	Method	Reference	Comment
ΔrG°	1527. ± 13.	kJ/mol	IMRB	Hare, Marimanikkuppam, et al., 2001	gas phase

References

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

Hare, Marimanikkuppam, et al., 2001 Hare, M.C.; Marimanikkuppam, S.S.; Kass, S.R., Acetamide enolate: formation, reactivity, and proton affinity, Int. J. Mass Spectrom., 2001, 210, 153-163, https://doi.org/10.1016/S1387-3806(01)00397-9 . [all data]

Notes

Go To: Top, Gas phase ion energetics data, References

• Symbols used in this document:

  EAneutral	Electron affinity of neutral species
  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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