1-naphthalenide anion

Formula: C₁₀H₇^-
Molecular weight: 127.1631
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Other data available:
- Gas phase ion energetics data
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Reaction thermochemistry data

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Individual Reactions

C₁₀H₇^- + =

By formula: C₁₀H₇^- + H⁺ = C₁₀H₈

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	1649. ± 5.0	kJ/mol	Bran	Reed and Kass, 2000	gas phase
Δ_rH°	1649. ± 5.0	kJ/mol	TDEq	Meot-ner, Liebman, et al., 1988	gas phase; anchored to 88MEO scale, not the "87 acidity scale". The Kiefer, Zhang, et al., 1997 BDE is for ortho.
Δ_rH°	1648. ± 21.	kJ/mol	CIDC	Lardin, Squires, et al., 2001	gas phase
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	1613. ± 5.4	kJ/mol	H-TS	Reed and Kass, 2000	gas phase
Δ_rG°	1606. ± 5.0	kJ/mol	TDEq	Meot-ner, Liebman, et al., 1988	gas phase; anchored to 88MEO scale, not the "87 acidity scale". The Kiefer, Zhang, et al., 1997 BDE is for ortho.
Δ_rG°	1613. ± 21.	kJ/mol	H-TS	Lardin, Squires, et al., 2001	gas phase

References

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Reed and Kass, 2000
Reed, D.R.; Kass, S.R., Experimental determination of the alpha and beta C-H bond dissociation energies in naphthalene, J. Mass Spectrom., 2000, 35, 4, 534-539, https://doi.org/10.1002/(SICI)1096-9888(200004)35:4<534::AID-JMS964>3.0.CO;2-T . [all data]

Meot-ner, Liebman, et al., 1988
Meot-ner, M.; Liebman, J.F.; Kafafi, S.A., Ionic Probes of Aromaticity in Annelated Rings, J. Am. Chem. Soc., 1988, 110, 18, 5937, https://doi.org/10.1021/ja00226a001 . [all data]

Kiefer, Zhang, et al., 1997
Kiefer, J.H.; Zhang, Q.; Kern, R.D.; Yao, J.; Jursic, B., Pyrolysis of Aromatic Azines: Pyrazine, Pyrimidine, and Pyridine, J. Phys. Chem. A, 1997, 101, 38, 7061, https://doi.org/10.1021/jp970211z . [all data]

Lardin, Squires, et al., 2001
Lardin, H.A.; Squires, R.R.; Wenthold, P.G., Determination of the electron affinities of alpha- and beta- naphthyl radicals using the kinetic method with full entropy analysis. The C-H bond dissociation energies of naphthalene, J. Mass Spectrom., 2001, 36, 6, 607-615, https://doi.org/10.1002/jms.159 . [all data]

Notes

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Symbols used in this document:

Δ_rG° Free energy of reaction at standard conditions

Δ_rH° Enthalpy of reaction at standard conditions
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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Δ_rG°	Free energy of reaction at standard conditions
Δ_rH°	Enthalpy of reaction at standard conditions