Chemical Properties of Ethane, 1,2,2-trichloro-1,1-difluoro- (CAS 354-21-2)

InChI

InChI=1S/C2HCl3F2/c3-1(4)2(5,6)7/h1H

InChI Key

FQAMAOOEZDRHHB-UHFFFAOYSA-N

Formula

C2HCl3F2

SMILES

FC(F)(Cl)C(Cl)Cl

Molecular Weight¹

169.38

CAS

354-21-2

Other Names

• 1,1,2-Trichloro-2,2-difluoroethane
• 1,1-Difluoro-1,2,2-trichloroethane
• 1,2,2-Trichloro-1,1-difluoroethane
• 1,2-Difluoro-1,2,2-trichloroethane
• 2,2-Difluoro-1,1,2-trichloroethane
• Ethane, 1,1-difluoro-1,2,2-trichloro-
• F 122 (halocarbon)
• FC 122
• Freon 122
• Frigen 122
• HCFC 122
• R 122
• Ucon fluorocarbon 122

• 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_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• log₁₀WS : Log10 of Water solubility in mol/l.
• 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).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔfG°	-459.05	kJ/mol	Joback Calculated Property
ΔfH°gas	-538.08	kJ/mol	Joback Calculated Property
ΔfusH°	8.75	kJ/mol	Joback Calculated Property
ΔvapH°	[32.80; 32.90]	kJ/mol
ΔvapH°	32.80 ± 0.40	kJ/mol	NIST
ΔvapH°	32.90 ± 0.10	kJ/mol	NIST
log10WS	-2.54		Crippen Calculated Property
logPoct/wat	2.622		Crippen Calculated Property
McVol	79.300	ml/mol	McGowan Calculated Property
Pc	3985.56	kPa	Joback Calculated Property
S°liquid	281.03	J/mol×K	NIST
Tboil	[345.00; 345.10]	K
Tboil	345.00	K	NIST
Tboil	345.00	K	NIST
Tboil	345.10	K	NIST
Tc	540.19	K	Joback Calculated Property
Tfus	190.66	K	Joback Calculated Property
Vc	0.314	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[117.35; 141.33]	J/mol×K	[352.32; 540.19]
Cp,gas	117.35	J/mol×K	352.32	Joback Calculated Property
Cp,gas	122.32	J/mol×K	383.63	Joback Calculated Property
Cp,gas	126.87	J/mol×K	414.94	Joback Calculated Property
Cp,gas	131.02	J/mol×K	446.26	Joback Calculated Property
Cp,gas	134.80	J/mol×K	477.57	Joback Calculated Property
Cp,gas	138.23	J/mol×K	508.88	Joback Calculated Property
Cp,gas	141.33	J/mol×K	540.19	Joback Calculated Property
Cp,liquid	167.04	J/mol×K	298.15	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 203.02]	kPa	[252.35; 368.21]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.42721e+01
Coefficient B			-2.88828e+03
Coefficient C			-4.58130e+01
Temperature range, min.			252.35
Temperature range, max.			368.21
Pvap	1.33	kPa	252.35	Calculated Property
Pvap	3.03	kPa	265.22	Calculated Property
Pvap	6.28	kPa	278.10	Calculated Property
Pvap	12.07	kPa	290.97	Calculated Property
Pvap	21.73	kPa	303.84	Calculated Property
Pvap	36.98	kPa	316.72	Calculated Property
Pvap	59.98	kPa	329.59	Calculated Property
Pvap	93.30	kPa	342.46	Calculated Property
Pvap	139.87	kPa	355.34	Calculated Property
Pvap	203.02	kPa	368.21	Calculated Property

Similar Compounds

Find more compounds similar to Ethane, 1,2,2-trichloro-1,1-difluoro-.

Sources

• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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