Carbon tetrafluoride, protonated

Formula: CHF₄⁺
Molecular weight: 89.0117
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Other data available:
- Ion clustering data
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Reaction thermochemistry data

Data compiled by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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Individual Reactions

(CHF₄⁺ • 2) + = (CHF₄⁺ • 3)

By formula: (CHF₄⁺ • 2CF₄) + CF₄ = (CHF₄⁺ • 3CF₄)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	9.6	kJ/mol	PHPMS	Hiraoka, Nasu, et al., 1996	gas phase
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	67.	J/mol*K	PHPMS	Hiraoka, Nasu, et al., 1996	gas phase

(CHF₄⁺ • ) + = (CHF₄⁺ • 2)

By formula: (CHF₄⁺ • CF₄) + CF₄ = (CHF₄⁺ • 2CF₄)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	12.	kJ/mol	PHPMS	Hiraoka, Nasu, et al., 1996	gas phase
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	46.	J/mol*K	PHPMS	Hiraoka, Nasu, et al., 1996	gas phase

CHF₄⁺ + = (CHF₄⁺ • )

By formula: CHF₄⁺ + CF₄ = (CHF₄⁺ • CF₄)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	21.	kJ/mol	PHPMS	Hiraoka, Nasu, et al., 1996	gas phase
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	84.	J/mol*K	PHPMS	Hiraoka, Nasu, et al., 1996	gas phase

(CHF₄⁺ • 3) + = (CHF₄⁺ • 4)

By formula: (CHF₄⁺ • 3CF₄) + CF₄ = (CHF₄⁺ • 4CF₄)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	9.6	kJ/mol	PHPMS	Hiraoka, Nasu, et al., 1996	gas phase

References

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Hiraoka, Nasu, et al., 1996
Hiraoka, K.; Nasu, M.; Fujimaki, S.; Ignacio, E.W.; Yamabe, S., Gas-Phase Stability and Structure of the Cluster Ions CF3+(CO)n, CF3+(N2)n, CF3+((CF4)n, and CF4H+(CF4)n, J. Phys. Chem., 1996, 100, 13, 5245, https://doi.org/10.1021/jp9530010 . [all data]

Notes

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Symbols used in this document:

Δ_rH° Enthalpy of reaction at standard conditions

Δ_rS° Entropy of reaction at standard conditions
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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Δ_rH°	Enthalpy of reaction at standard conditions
Δ_rS°	Entropy of reaction at standard conditions