Isopropyl, positive ion
- Formula: C3H7+
- Molecular weight: 43.0871
- Information on this page:
- Other data available:
- Options:
Ion clustering 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias
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: C3H7+ + CHN = (C3H7+ • CHN)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 39.6 | kcal/mol | PHPMS | Meot-Ner (Mautner) and Sieck, 1991 | gas phase; condensation |
ΔrH° | 30.8 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1978 | gas phase; forms i-C3H7NCH+ |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 45.2 | cal/mol*K | PHPMS | Meot-Ner (Mautner) and Sieck, 1991 | gas phase; condensation |
ΔrS° | 32. | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1978 | gas phase; forms i-C3H7NCH+ |
By formula: C3H7+ + CH2Cl2 = (C3H7+ • CH2Cl2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 15.6 | kcal/mol | PHPMS | Sharma, Meza de Hojer, et al., 1985 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 31.0 | cal/mol*K | PHPMS | Sharma, Meza de Hojer, et al., 1985 | gas phase |
By formula: C3H7+ + CH3Cl = (C3H7+ • CH3Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 22.9 | kcal/mol | PHPMS | Sen Sharma and Kebarle, 1978 | gas phase; Entropy change is questionable |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 44.5 | cal/mol*K | PHPMS | Sen Sharma and Kebarle, 1978 | gas phase; Entropy change is questionable |
By formula: C3H7+ + CH4 = (C3H7+ • CH4)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 2.59 | kcal/mol | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
ΔrH° | 3.4 | kcal/mol | PHPMS | Hiraoka and Kebarle, 1976 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 17.4 | cal/mol*K | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
ΔrS° | 20. | cal/mol*K | PHPMS | Hiraoka and Kebarle, 1976 | gas phase |
By formula: (C3H7+ • CH4) + CH4 = (C3H7+ • 2CH4)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 2.45 | kcal/mol | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 19.0 | cal/mol*K | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
By formula: (C3H7+ • 2CH4) + CH4 = (C3H7+ • 3CH4)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 2.26 | kcal/mol | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 18.4 | cal/mol*K | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
By formula: (C3H7+ • 3CH4) + CH4 = (C3H7+ • 4CH4)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 2.20 | kcal/mol | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 19.0 | cal/mol*K | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
By formula: (C3H7+ • 4CH4) + CH4 = (C3H7+ • 5CH4)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 2.20 | kcal/mol | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 20.9 | cal/mol*K | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
By formula: (C3H7+ • 5CH4) + CH4 = (C3H7+ • 6CH4)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 2.19 | kcal/mol | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 21.0 | cal/mol*K | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
By formula: (C3H7+ • 6CH4) + CH4 = (C3H7+ • 7CH4)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 2.16 | kcal/mol | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 21.8 | cal/mol*K | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase |
By formula: (C3H7+ • 7CH4) + CH4 = (C3H7+ • 8CH4)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1.98 | kcal/mol | PHPMS | Hiraoka, Mori, et al., 1993 | gas phase; Entropy change calculated or estimated |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 22. | cal/mol*K | N/A | Hiraoka, Mori, et al., 1993 | gas phase; Entropy change calculated or estimated |
By formula: C3H7+ + C3H8 = (C3H7+ • C3H8)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 13.6 | kcal/mol | PHPMS | Sunner, Hirao, et al., 1989 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 29.4 | cal/mol*K | PHPMS | Sunner, Hirao, et al., 1989 | gas phase |
By formula: C3H7+ + H2O = (C3H7+ • H2O)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 17.6 | kcal/mol | HPMS | Beggs and Field, 1971 | gas phase; ΔrH inconsistent with (CH3)2CHOH2+ product |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 27.7 | cal/mol*K | HPMS | Beggs and Field, 1971 | gas phase; ΔrH inconsistent with (CH3)2CHOH2+ product |
By formula: C3H7+ + H2S = (C3H7+ • H2S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 32.0 | kcal/mol | PHPMS | Meot-Ner (Mautner) and Sieck, 1991 | gas phase; condensation |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 34.8 | cal/mol*K | PHPMS | Meot-Ner (Mautner) and Sieck, 1991 | gas phase; condensation |
By formula: C3H7+ + H2 = (C3H7+ • H2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 2.5 | kcal/mol | PHPMS | Hiraoka and Kebarle, 1976 | gas phase; Entropy change calculated or estimated, DG<, ΔrH< |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 20. | cal/mol*K | N/A | Hiraoka and Kebarle, 1976 | gas phase; Entropy change calculated or estimated, DG<, ΔrH< |
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
0.9 | 170. | PHPMS | Hiraoka and Kebarle, 1976 | gas phase; Entropy change calculated or estimated, DG<, ΔrH< |
References
Go To: Top, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Meot-Ner (Mautner) and Sieck, 1991
Meot-Ner (Mautner), M.; Sieck, L.W.,
Proton affinity ladders from variable-temperature equilibrium measurements. 1. A reevaluation of the upper proton affinity range,
J. Am. Chem. Soc., 1991, 113, 12, 4448, https://doi.org/10.1021/ja00012a012
. [all data]
Meot-Ner (Mautner), 1978
Meot-Ner (Mautner), M.,
Solvation of the Proton by HCN and CH3CN. Condensation of HCN with Ions in the Gas Phase.,
J. Am. Chem. Soc., 1978, 100, 15, 4694, https://doi.org/10.1021/ja00483a012
. [all data]
Sharma, Meza de Hojer, et al., 1985
Sharma, D.M.S.; Meza de Hojer, S.; Kebarle, P.,
Stabilities of halonium ions from a study of gas-phase equilibria R+ + XR' = (RXR')+,
J. Am. Chem. Soc., 1985, 107, 13, 3757, https://doi.org/10.1021/ja00299a002
. [all data]
Sen Sharma and Kebarle, 1978
Sen Sharma, D.K.; Kebarle, P.,
Binding Energies and Stabilities of Chloronium Ions from Study of the Gas - Phase Equilibria: R1+ + ClR2 = R1ClR2+,
J. Am. Chem. Soc., 1978, 100, 18, 5826, https://doi.org/10.1021/ja00486a039
. [all data]
Hiraoka, Mori, et al., 1993
Hiraoka, K.; Mori, T.; Yamabe, S.,
The Gas-Phase Solvation of C2H5+, s-C3H7+ and s-C4H9+ with CH4. The Isomeric Structures of C2H5+ and C2H5+.CH4,
Chem. Phys. Lett., 1993, 207, 2-3, 178, https://doi.org/10.1016/0009-2614(93)87011-Q
. [all data]
Hiraoka and Kebarle, 1976
Hiraoka, K.; Kebarle, P.,
Stabilities and Energetics of Pentacoordinated Carbonium Ions. The Isomeric C2H7+ Ions and Some Higher Analogues: C3H9+ and C4H11+,
J. Am. Chem. Soc., 1976, 98, 20, 6119, https://doi.org/10.1021/ja00436a009
. [all data]
Sunner, Hirao, et al., 1989
Sunner, J.A.; Hirao, K.; Kebarle, P.,
Hydride - Transfer Reactions. Temperature Dependence of Rate Constants for i-C3H7+ + HC(CH3)3 = C3H8 + C(CH3)3+. Clusters of i-C3H7+ and t-C4H9+ with Propane and Isobutane,
J. Phys. Chem., 1989, 93, 10, 4010, https://doi.org/10.1021/j100347a030
. [all data]
Beggs and Field, 1971
Beggs, D.P.; Field, F.H.,
Reversible Reactions of Gas Phase Ions. II. Propane-Water System,
J. Am. Chem. Soc., 1971, 93, 7, 1576, https://doi.org/10.1021/ja00736a002
. [all data]
Notes
Go To: Top, Ion clustering data, References
- Symbols used in this document:
T Temperature ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy 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.