CN anion

• Formula: CN^-
• Molecular weight: 26.0179
• Information on this page:
  • Ion clustering data
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data: reactions 1 to 50, reactions 51 to 66
  • Gas phase ion energetics data
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Ion clustering 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:
B - John E. Bartmess
M - 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

CN^- +  = (CN^- • )

By formula: CN^- + AsF₃ = (CN^- • AsF₃)

CN^- +  = (CN^- • )

By formula: CN^- + CF₂O = (CN^- • CF₂O)

CN^- +  = (CN^- • )

By formula: CN^- + CHCl₂F = (CN^- • CHCl₂F)

CN^- +  = (CN^- • )

By formula: CN^- + CHCl₃ = (CN^- • CHCl₃)

CN^- +  = (CN^- • )

By formula: CN^- + CHF₃ = (CN^- • CHF₃)

CN^- +  = (CN^- • )

By formula: CN^- + CHN = (CN^- • CHN)

(CN^- • ) +  = (CN^- • 2)

By formula: (CN^- • CHN) + CHN = (CN^- • 2CHN)

(CN^- • 2) +  = (CN^- • 3)

By formula: (CN^- • 2CHN) + CHN = (CN^- • 3CHN)

(CN^- • 3) +  = (CN^- • 4)

By formula: (CN^- • 3CHN) + CHN = (CN^- • 4CHN)

(CN^- • 4) +  = (CN^- • 5)

By formula: (CN^- • 4CHN) + CHN = (CN^- • 5CHN)

(CN^- • 5) +  = (CN^- • 6)

By formula: (CN^- • 5CHN) + CHN = (CN^- • 6CHN)

(CN^- • 6) +  = (CN^- • 7)

By formula: (CN^- • 6CHN) + CHN = (CN^- • 7CHN)

Free energy of reaction

(CN^- • ) +  = (CN^- •  • )

By formula: (CN^- • CHN) + H₂O = (CN^- • H₂O • CHN)

(CN^- • 2) +  = (CN^- •  • 2)

By formula: (CN^- • 2CHN) + H₂O = (CN^- • H₂O • 2CHN)

(CN^- • 3) +  = (CN^- •  • 3)

By formula: (CN^- • 3CHN) + H₂O = (CN^- • H₂O • 3CHN)

Free energy of reaction

(CN^- •  • ) +  = (CN^- • 2 • )

By formula: (CN^- • CHN • H₂O) + CHN = (CN^- • 2CHN • H₂O)

(CN^- •  • 2) +  = (CN^- • 2 • 2)

By formula: (CN^- • CHN • 2H₂O) + CHN = (CN^- • 2CHN • 2H₂O)

Free energy of reaction

(CN^- • 2 • ) +  = (CN^- • 3 • )

By formula: (CN^- • 2CHN • H₂O) + CHN = (CN^- • 3CHN • H₂O)

Free energy of reaction

CN^- +  = (CN^- • )

By formula: CN^- + CH₂Cl₂ = (CN^- • CH₂Cl₂)

CN^- +  = (CN^- • )

By formula: CN^- + CH₃Cl = (CN^- • CH₃Cl)

CN^- +  = (CN^- • )

By formula: CN^- + CH₃F₃Si = (CN^- • CH₃F₃Si)

CN^- +  = (CN^- • )

By formula: CN^- + CH₄O = (CN^- • CH₄O)

CN^- +  = (CN^- • )

By formula: CN^- + CO₂ = (CN^- • CO₂)

CN^- + C₂F₄O = (CN^- • C₂F₄O)

By formula: CN^- + C₂F₄O = (CN^- • C₂F₄O)

CN^- +  = (CN^- • )

By formula: CN^- + C₂HF₅O = (CN^- • C₂HF₅O)

CN^- +  = (CN^- • )

By formula: CN^- + C₂H₂F₄O = (CN^- • C₂H₂F₄O)

CN^- +  = (CN^- • )

By formula: CN^- + C₂H₃F₃O = (CN^- • C₂H₃F₃O)

CN^- +  = (CN^- • )

By formula: CN^- + C₂H₃F₃ = (CN^- • C₂H₃F₃)

CN^- +  = (CN^- • )

By formula: CN^- + C₂H₃N = (CN^- • C₂H₃N)

CN^- +  = (CN^- • )

By formula: CN^- + C₂H₅ClO = (CN^- • C₂H₅ClO)

CN^- +  = (CN^- • )

By formula: CN^- + C₂H₅FO = (CN^- • C₂H₅FO)

CN^- +  = (CN^- • )

By formula: CN^- + C₂H₆F₂Si = (CN^- • C₂H₆F₂Si)

CN^- +  = (CN^- • )

By formula: CN^- + C₂H₆O = (CN^- • C₂H₆O)

CN^- + C₃F₆O = (CN^- • C₃F₆O)

By formula: CN^- + C₃F₆O = (CN^- • C₃F₆O)

CN^- +  = (CN^- • )

By formula: CN^- + C₃HF₅O = (CN^- • C₃HF₅O)

CN^- +  = (CN^- • )

By formula: CN^- + C₃H₂F₆O = (CN^- • C₃H₂F₆O)

CN^- +  = (CN^- • )

By formula: CN^- + C₃H₃F₃O = (CN^- • C₃H₃F₃O)

CN^- +  = (CN^- • )

By formula: CN^- + C₃H₆F₂O = (CN^- • C₃H₆F₂O)

CN^- +  = (CN^- • )

By formula: CN^- + C₃H₆O = (CN^- • C₃H₆O)

CN^- +  = (CN^- • )

By formula: CN^- + C₃H₈O = (CN^- • C₃H₈O)

CN^- +  = (CN^- • )

By formula: CN^- + C₃H₉BO₃ = (CN^- • C₃H₉BO₃)

CN^- + C₄H₄F₆O = (CN^- • C₄H₄F₆O)

By formula: CN^- + C₄H₄F₆O = (CN^- • C₄H₄F₆O)

CN^- +  = (CN^- • )

By formula: CN^- + C₄H₅NO₂ = (CN^- • C₄H₅NO₂)

CN^- +  = (CN^- • )

By formula: CN^- + C₄H₅N = (CN^- • C₄H₅N)

CN^- +  = (CN^- • )

By formula: CN^- + C₄H₉Cl = (CN^- • C₄H₉Cl)

CN^- +  = (CN^- • )

By formula: CN^- + C₄H₁₀O = (CN^- • C₄H₁₀O)

CN^- +  = (CN^- • )

By formula: CN^- + C₆H₁₁NO₃ = (CN^- • C₆H₁₁NO₃)

CN^- +  = (CN^- • )

By formula: CN^- + C₆H₁₁NO₃ = (CN^- • C₆H₁₁NO₃)

CN^- +  = (CN^- • )

By formula: CN^- + C₆H₁₅B = (CN^- • C₆H₁₅B)

CN^- +  = (CN^- • )

By formula: CN^- + F₂OS = (CN^- • F₂OS)

CN^- +  = (CN^- • )

By formula: CN^- + F₃OP = (CN^- • F₃OP)

CN^- +  = (CN^- • )

By formula: CN^- + F₃P = (CN^- • F₃P)

CN^- +  = (CN^- • )

By formula: CN^- + F₄S = (CN^- • F₄S)

CN^- +  = (CN^- • )

By formula: CN^- + F₄Si = (CN^- • F₄Si)

CN^- +  = (CN^- • )

By formula: CN^- + H₂O = (CN^- • H₂O)

(CN^- • 3) +  = (CN^- •  • 3)

By formula: (CN^- • 3H₂O) + CHN = (CN^- • CHN • 3H₂O)

Free energy of reaction

(CN^- •  • ) +  = (CN^- • 2 • )

By formula: (CN^- • H₂O • CHN) + H₂O = (CN^- • 2H₂O • CHN)

(CN^- •  • 2) +  = (CN^- • 2 • 2)

By formula: (CN^- • H₂O • 2CHN) + H₂O = (CN^- • 2H₂O • 2CHN)

Free energy of reaction

(CN^- • 2 • ) +  = (CN^- • 3 • )

By formula: (CN^- • 2H₂O • CHN) + H₂O = (CN^- • 3H₂O • CHN)

(CN^- • ) +  = (CN^- • 2)

By formula: (CN^- • H₂O) + H₂O = (CN^- • 2H₂O)

(CN^- • 2) +  = (CN^- • 3)

By formula: (CN^- • 2H₂O) + H₂O = (CN^- • 3H₂O)

(CN^- • 3) +  = (CN^- • 4)

By formula: (CN^- • 3H₂O) + H₂O = (CN^- • 4H₂O)

Free energy of reaction

CN^- +  = (CN^- • )

By formula: CN^- + H₂S = (CN^- • H₂S)

CN^- +  = (CN^- • )

By formula: CN^- + H₃B = (CN^- • H₃B)

CN^- +  = (CN^- • )

By formula: CN^- + O₂S = (CN^- • O₂S)

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.

Larson, Szulejko, et al., 1988
Larson, J.W.; Szulejko, J.E.; McMahon, T.B., Gas Phase Lewis Acid-Base Interactions. An Experimental Determination of Cyanide Binding Energies From Ion Cyclotron Resonance and High-Pressure Mass Spectrometric Equilibrium Measurements., J. Am. Chem. Soc., 1988, 110, 23, 7604, https://doi.org/10.1021/ja00231a004 . [all data]

Payzant, Yamdagni, et al., 1971
Payzant, J.D.; Yamdagni, R.; Kebarle, P., Hydration of CN-, NO₂-, NO₃-, and HO- in the gas phase, Can. J. Chem., 1971, 49, 3308. [all data]

Larson and McMahon, 1987
Larson, J.W.; McMahon, T.B., Hydrogen bonding in gas phase anions. The energetics of interaction between cyanide ion and bronsted acids, J. Am. Chem. Soc., 1987, 109, 6230. [all data]

Larson and McMahon, 1984
Larson, J.W.; McMahon, T.B., Gas phase bihalide and pseudohalide ions. An ICR determination of hydrogen bond energies in XHY- species (X,Y = F, Cl, Br, CN), Inorg. Chem., 1984, 23, 2029. [all data]

Meot-Ner (Mautner) and Speller, 1989
Meot-Ner (Mautner), M.; Speller, C.V., Multicomponent Cluster Ions.3. Comparative Stabilities of Cationic and Anionic Hydrogen Bonded Networks. Mixed Clusters of Water and Hydrogen Cyanide, J. Phys. Chem., 1989, 93, 6580. [all data]

Meot-ner, 1988
Meot-ner, M., Ionic Hydrogen Bond and Ion Solvation. ₆. Interaction Energies of the Acetate Ion with Organic Molecules. Comparison of CH₃COO^- with Cl^-, CN^-, and SH^-, J. Am. Chem. Soc., 1988, 110, 12, 3854, https://doi.org/10.1021/ja00220a022 . [all data]

Meot-ner, Cybulski, et al., 1988
Meot-ner, M.; Cybulski, S.M.; Scheiner, S.; Liebman, J.F., Is CN^- Significantly Anisotropic? Comparison of CN^- vs. Cl^-: Clustering with HCN and Condensed Phase Thermochemistry, J. Phys. Chem., 1988, 92, 10, 2738, https://doi.org/10.1021/j100321a009 . [all data]

Meot-Ner (Mautner) M. and Speller, 1989
Meot-Ner (Mautner) M.; Speller, C.V., Multicomponent Cluster Ions. 2. Comparative Stabilities of Cationic and Anionic Hydrogen Bonded Networks. Mixed Clusters of Water and Hydrogen Cyanide, J. Phys. Chem., 1989, 93, 9, 3663, https://doi.org/10.1021/j100346a058 . [all data]

Li, Ross, et al., 1996
Li, C.; Ross, P.; Szulejko, J.; McMahon, T.B., High-Pressure Mass Spectrometric Investigations of the Potential Energy Surfaces of Gas-Phase Sn2 Reactions., J. Am. Chem. Soc., 1996, 118, 39, 9360, https://doi.org/10.1021/ja960565o . [all data]

Hiraoka, Mizure, et al., 1988
Hiraoka, K.; Mizure, S.; Yamabe, S.; Nakatsuji, Y., Gas Phase Clustering Reactions of CN^- and CH₂CN^- with MeCN, Chem. Phys. Lett., 1988, 148, 6, 497, https://doi.org/10.1016/0009-2614(88)80320-8 . [all data]

Meot-ner, 1988, 2
Meot-ner, M., The Ionic Hydrogen Bond and Solvation. 7. Interaction Energies of Carbanions with Solvent Molecules, J. Am. Chem. Soc., 1988, 110, 12, 3858, https://doi.org/10.1021/ja00220a022 . [all data]

Workman and Squires, 1988
Workman, D.B.; Squires, R.R., Hydride Binding Energies of Boranes, Inorg. Chem., 1988, 27, 11, 1846, https://doi.org/10.1021/ic00284a003 . [all data]

Notes

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• 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
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