Nitromethane anion
- Formula: CH3NO2-
- Molecular weight: 61.0406
- Information on this page:
- Other data available:
- Options:
Reaction thermochemistry data
Go To: Top, 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: 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
(CH3NO2- • ) +
= (CH3NO2- • 2
)
By formula: (CH3NO2- • CH3NO2) + CH3NO2 = (CH3NO2- • 2CH3NO2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 50. ± 150. | kJ/mol | N/A | Compton, Carman Jr., et al., 1996 | gas phase; shift in electron detachment from less solvated ion |
| ΔrH° | 53.6 ± 1.3 | kJ/mol | TDAs | Wincel, 2003 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 24.7 | kJ/mol | TDAs | Wincel, 2003 | gas phase |
CH3NO2- + = (CH3NO2- •
)
By formula: CH3NO2- + CH3NO2 = (CH3NO2- • CH3NO2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 63.60 ± 0.84 | kJ/mol | N/A | Compton, Carman Jr., et al., 1996 | gas phase; Shift in electron detachment from non-solvated ion |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Compton, Carman Jr., et al., 1996
Compton, R.N.; Carman Jr.; Desfrancois, C.; Abdoul-Carmine, H.; Schermann, J.P.; Hendricks, J.H.,
On the binding of Electrons to Nitromethane: Dipole and Valence Bound Anions,
J. Chem. Phys., 1996, 105, 9, 3472, https://doi.org/10.1063/1.472993
. [all data]
Wincel, 2003
Wincel, H.,
Gas-phase Solvation of Cl-, NO2-, CH2NO2-, CH3NO2-, and CH3NO4- by CH3NO2,
Int. J. Mass Spectrom., 2003, 226, 3, 341-353, https://doi.org/10.1016/S1387-3806(03)00066-6
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
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
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.