Chemical Properties of Ethene, tetrafluoro- (CAS 116-14-3)

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InChI

InChI=1S/C2F4/c3-1(4)2(5)6

InChI Key

BFKJFAAPBSQJPD-UHFFFAOYSA-N

Formula

C2F4

SMILES

FC(F)=C(F)F

Molecular Weight¹

100.01

CAS

116-14-3

Other Names

• 1,1,2,2-Tetrafluoroethylene
• C2F4
• Ethene, 1,1,2,2-tetrafluoro-
• Ethylene, tetrafluoro-
• Fluoroplast 4
• Perfluoroethene
• Perfluoroethylene
• TFE
• Tetrafluorethene
• Tetrafluorethylene
• Tetrafluoroethene
• Tetrafluoroethylene

Sources

• Joback Method
• NIST Webbook
• Crippen Method

• C_p,gas: Ideal gas heat capacity (J/mol×K).
• C_p,liquid: Liquid phase heat capacity (J/mol×K).
• Δ_fG°: Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas: Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH°: Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_fusH: Enthalpy of fusion at a given temperature (kJ/mol).
• Δ_vapH°: Enthalpy of vaporization at standard conditions (kJ/mol).
• Δ_vapH: Enthalpy of vaporization at a given temperature (kJ/mol).
• IE: Ionization energy (eV).
• logP_oct/wat: Octanol/Water partition coefficient.
• P_c: Critical Pressure (kPa).
• Δ_fusS: Entropy of fusion at a given temperature (J/mol×K).
• S°_liquid: Liquid phase molar entropy at standard conditions (J/mol×K).
• Δ_vapS: Entropy of vaporization at a given temperature (J/mol×K).
• T_boil: Normal Boiling Point Temperature (K).
• T_c: Critical Temperature (K).
• T_fus: Normal melting (fusion) point (K).
• T_triple: Triple Point Temperature (K).
• V_c: Critical Volume (m³/kg-mol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔfG°	-750.16	kJ/mol	Joback Calculated Property
ΔfH°gas	[-686.00; -661.00]	kJ/mol
ΔfH°gas	-661.00 ± 3.00	kJ/mol	NIST
ΔfH°gas	-661.00 ± 3.00	kJ/mol	NIST
ΔfH°gas	-686.00	kJ/mol	NIST
ΔfH°gas	-678.00 ± 4.00	kJ/mol	NIST
ΔfusH°	10.84	kJ/mol	Joback Calculated Property
ΔvapH°	16.90	kJ/mol	Joback Calculated Property
IE	[10.10; 10.69]	eV
IE	10.14 ± 0.07	eV	NIST
IE	10.11 ± 0.01	eV	NIST
IE	10.14 ± 0.02	eV	NIST
IE	10.14	eV	NIST
IE	10.32	eV	NIST
IE	10.10	eV	NIST
IE	10.11	eV	NIST
IE	10.12 ± 0.01	eV	NIST
IE	10.12	eV	NIST
IE	Outlier 10.69 ± 0.02	eV	NIST
IE	10.56 ± 0.02	eV	NIST
IE	10.52	eV	NIST
logPoct/wat	1.99		Crippen Calculated Property
Pc	4283.05	kPa	Joback Calculated Property
S°liquid	184.23	J/mol×K	NIST
Tboil	196.80	K	NIST
Tboil	199.00 ± 3.00	K	NIST
Tboil	196.70 ± 0.50	K	NIST
Tc	307.40	K	NIST
Tfus	130.65 ± 0.50	K	NIST
Ttriple	142.00 ± 0.02	K	NIST
Vc	0.20	m3/kg-mol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	62.87	J/mol×K	246.16	Joback Calculated Property
Cp,liquid	112.77	J/mol×K	200.0	NIST
ΔfusH	7.71	kJ/mol	142.0	NIST
ΔfusH	7.71	kJ/mol	142.0	NIST
ΔfusH	7.71	kJ/mol	142.0	NIST
ΔvapH	[16.60; 18.60]	kJ/mol	[175.00; 289.50]
ΔvapH	18.60	kJ/mol	175.0	NIST
ΔvapH	16.82	kJ/mol	197.53	NIST
ΔvapH	16.80	kJ/mol	235.0	NIST
ΔvapH	16.60	kJ/mol	289.5	NIST
ΔfusS	54.33	J/mol×K	142.0	NIST
ΔvapS	85.16	J/mol×K	197.53	NIST

Molecular Descriptors

Joback and Reid Groups
-F	4
=C<	2

Similar Compounds

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.