Chemical Properties of 1,2-Dibromotetrafluoroethane (CAS 124-73-2)

InChI

InChI=1S/C2Br2F4/c3-1(5,6)2(4,7)8

InChI Key

KVBKAPANDHPRDG-UHFFFAOYSA-N

Formula

C2Br2F4

SMILES

FC(F)(Br)C(F)(F)Br

Molecular Weight¹

259.82

CAS

124-73-2

Other Names

• (CF2Br)2
• 1,2-Dibromo tetrafluoro methane
• 1,2-Dibromo-1,1,2,2-tetrafluoroethane
• 1,2-Dibromoperfluoroethane
• Daiflon 114B2
• Ethane, 1,2-dibromo-1,1,2,2-tetrafluoro-
• Ethane, 1,2-dibromotetrafluoro-
• F-114B2
• FC 114B2
• Fluobrene
• Fluorocarbon 114B2
• Freon 114B2
• Halon 2402
• Khladon 114B2
• R 114B2
• s-Dibromotetrafluoroethane
• sym-Dibromotetrafluoroethane

• ω : Acentric Factor.
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• 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.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• S°_liquid : Liquid phase molar entropy at standard conditions (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/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.3228		Relay (1.0) Calculated Property
ΔfH°gas	-817.76	kJ/mol	Relay (1.0) Calculated Property
ΔfusH°	9.00	kJ/mol	Joback Calculated Property
ΔvapH°	[28.40; 28.61]	kJ/mol
ΔvapH°	28.61	kJ/mol	NIST
ΔvapH°	28.50	kJ/mol	NIST
ΔvapH°	28.40 ± 0.10	kJ/mol	NIST
IE	[11.10; 11.44]	eV
IE	11.10	eV	NIST
IE	11.44 ± 0.01	eV	NIST
logPoct/wat	2.962		Crippen Calculated Property
McVol	81.120	ml/mol	McGowan Calculated Property
Pc	5001.51	kPa	Joback Calculated Property
S°liquid	299.40	J/mol×K	NIST
Tboil	[319.00; 320.60]	K
Tboil	320.40	K	NIST
Tboil	319.60	K	NIST
Tboil	320.30	K	NIST
Tboil	320.37 ± 0.01	K	NIST
Tboil	319.00 ± 3.00	K	NIST
Tboil	320.60 ± 0.50	K	NIST
Tc	487.80	K	NIST
Tfus	161.65 ± 0.30	K	NIST
Ttriple	[162.83; 162.83]	K
Ttriple	162.83 ± 0.02	K	NIST
Ttriple	162.83 ± 0.02	K	NIST
Vc	0.329	m3/kmol	Relay (1.0) Calculated Property

Cheméo can also estimate Standard Gibbs free energy of formation, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[128.33; 155.05]	J/mol×K	[368.10; 559.15]
Cp,gas	128.33	J/mol×K	368.10	Joback Calculated Property
Cp,gas	134.35	J/mol×K	399.94	Joback Calculated Property
Cp,gas	139.68	J/mol×K	431.78	Joback Calculated Property
Cp,gas	144.37	J/mol×K	463.62	Joback Calculated Property
Cp,gas	148.46	J/mol×K	495.47	Joback Calculated Property
Cp,gas	152.00	J/mol×K	527.31	Joback Calculated Property
Cp,gas	155.05	J/mol×K	559.15	Joback Calculated Property
Cp,liquid	[152.40; 204.40]	J/mol×K	[170.00; 410.00]
Cp,liquid	152.40	J/mol×K	170.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	153.80	J/mol×K	180.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	155.30	J/mol×K	190.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	156.70	J/mol×K	200.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	158.10	J/mol×K	210.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	159.50	J/mol×K	220.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	161.00	J/mol×K	230.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	162.50	J/mol×K	240.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	164.10	J/mol×K	250.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	165.70	J/mol×K	260.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	167.40	J/mol×K	270.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	168.00	J/mol×K	273.15	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	169.20	J/mol×K	280.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	171.10	J/mol×K	290.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	172.70	J/mol×K	298.15	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	173.80	J/mol×K	298.15	NIST
Cp,liquid	170.80	J/mol×K	298.15	NIST
Cp,liquid	173.00	J/mol×K	300.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	175.10	J/mol×K	310.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	177.30	J/mol×K	320.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	179.70	J/mol×K	330.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	182.10	J/mol×K	340.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	184.80	J/mol×K	350.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	187.60	J/mol×K	360.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	190.50	J/mol×K	370.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	193.70	J/mol×K	380.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	197.00	J/mol×K	390.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	200.60	J/mol×K	400.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid	204.40	J/mol×K	410.00	Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
ΔfusH	[7.04; 7.04]	kJ/mol	[162.80; 162.80]
ΔfusH	7.04	kJ/mol	162.80	NIST
ΔfusH	7.04	kJ/mol	162.80	NIST
ΔvapH	[26.50; 30.00]	kJ/mol	[270.50; 464.00]
ΔvapH	30.00	kJ/mol	270.50	NIST
ΔvapH	27.50 ± 0.10	kJ/mol	313.00	NIST
ΔvapH	27.03	kJ/mol	320.30	NIST
ΔvapH	26.50 ± 0.10	kJ/mol	328.00	NIST
ΔvapH	26.90	kJ/mol	398.50	NIST
ΔvapH	27.10	kJ/mol	464.00	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.04e-03; 3314.79]	kPa	[162.65; 487.70]	KDB Vapor Pressure Data
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			5.03111e+01
Coefficient B			-4.88669e+03
Coefficient C			-5.34985e+00
Coefficient D			3.90524e-06
Temperature range, min.			162.65
Temperature range, max.			487.70
Pvap	1.04e-03	kPa	162.65	Calculated Property
Pvap	0.09	kPa	198.77	Calculated Property
Pvap	1.68	kPa	234.88	Calculated Property
Pvap	13.40	kPa	271.00	Calculated Property
Pvap	62.06	kPa	307.12	Calculated Property
Pvap	200.21	kPa	343.23	Calculated Property
Pvap	503.46	kPa	379.35	Calculated Property
Pvap	1060.91	kPa	415.47	Calculated Property
Pvap	1966.32	kPa	451.58	Calculated Property
Pvap	3314.79	kPa	487.70	Calculated Property

Similar Compounds

Find more compounds similar to 1,2-Dibromotetrafluoroethane.

Sources

• KDB Vapor Pressure Data
• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD

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