Chemical Properties of Methyl fluoride (CAS 593-53-3)

InChI

InChI=1S/CH3F/c1-2/h1H3

InChI Key

NBVXSUQYWXRMNV-UHFFFAOYSA-N

Formula

CH3F

SMILES

CF

Molecular Weight¹

34.03

CAS

593-53-3

Other Names

• CH3F
• FREON 41
• Fluoromethane
• HFC-41
• Methane, fluoro-
• R 41
• R-41
• REFRIGERANT-41
• Refrigerant gas R 41
• UN 2454

• ω : Acentric Factor.
• PAff : Proton affinity (kJ/mol).
• BasG : Gas basicity (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• μ : Dipole Moment (debye).
• 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).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• 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_triple : Triple Point Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• ρ_c : Critical density (kg/m³).
• ρ_l : Liquid Density (kg/m³).
• ρ_m,l : Liquid Amount Density (mol/m³).
• I_np : Non-polar retention indices.
• 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).
• B₂ : 2nd virial coefficient (m³/mol).
• Z_c : Critical Compressibility.
• Z_ra : Rackett Parameter.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.1870		KDB
PAff	598.90	kJ/mol	NIST
BasG	571.50	kJ/mol	NIST
μ	1.80	debye	KDB
ΔfG°	-210.10	kJ/mol	KDB
ΔfH°gas	[-247.00; -234.00]	kJ/mol
ΔfH°gas	-234.00	kJ/mol	KDB
ΔfH°gas	-247.00	kJ/mol	NIST
ΔfusH°	1.43	kJ/mol	Joback Calculated Property
ΔvapH°	17.00	kJ/mol	Joback Calculated Property
IE	[12.45; 13.05]	eV
IE	12.50 ± 0.04	eV	NIST
IE	12.45	eV	NIST
IE	12.54	eV	NIST
IE	12.54	eV	NIST
IE	12.50	eV	NIST
IE	13.04	eV	NIST
IE	13.05	eV	NIST
IE	13.05	eV	NIST
log10WS	-0.09		Crippen Calculated Property
logPoct/wat	0.586		Crippen Calculated Property
McVol	26.720	ml/mol	McGowan Calculated Property
Pc	[5870.00; 5880.00]	kPa
Pc	5880.00	kPa	KDB
Pc	5870.00 ± 58.65	kPa	NIST
Pc	5876.85 ± 20.26	kPa	NIST
Ptriple	0.37 ± 0.01	kPa	NIST
ρc	[300.31; 313.10]	kg/m3
ρc	313.10 ± 2.04	kg/m3	NIST
ρc	312.08 ± 2.04	kg/m3	NIST
ρc	311.06 ± 0.31	kg/m3	NIST
ρc	300.31 ± 0.31	kg/m3	NIST
Inp	[173.00; 217.00]
Inp	217.00		NIST
Inp	173.00		NIST
Inp	173.00		NIST
Tboil	[194.60; 195.00]	K
Tboil	194.74	K	KDB
Tboil	195.00 ± 2.00	K	NIST
Tboil	194.60	K	NIST
Tboil	195.00 ± 2.00	K	NIST
Tc	[317.40; 317.80]	K
Tc	317.80	K	KDB
Tc	317.40 ± 0.50	K	NIST
Tc	317.70 ± 0.05	K	NIST
Tfus	131.30	K	KDB
Vc	0.113	m3/kmol	KDB
Zc	0.2514580		KDB
Zra	0.25		KDB

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[30.34; 42.46]	J/mol×K	[221.55; 364.58]
T(K) Ideal gas heat capacity (J/mol×K) 30 32 34 36 38 40 42 250 300 350
Cp,gas	30.34	J/mol×K	221.55	Joback Calculated Property
Cp,gas	32.48	J/mol×K	245.39	Joback Calculated Property
Cp,gas	34.57	J/mol×K	269.23	Joback Calculated Property
Cp,gas	36.61	J/mol×K	293.07	Joback Calculated Property
Cp,gas	38.61	J/mol×K	316.90	Joback Calculated Property
Cp,gas	40.56	J/mol×K	340.74	Joback Calculated Property
Cp,gas	42.46	J/mol×K	364.58	Joback Calculated Property
ΔvapH	[16.40; 17.90]	kJ/mol	[172.00; 264.00]
T(K) Enthalpy of vaporization at a given temperature (kJ/mol) 16.5 17 17.5 18 200 250
ΔvapH	17.90	kJ/mol	172.00	NIST
ΔvapH	17.10	kJ/mol	174.50	NIST
ΔvapH	17.70	kJ/mol	183.50	NIST
ΔvapH	16.40	kJ/mol	191.00	NIST
ΔvapH	16.90	kJ/mol	223.50	NIST
ΔvapH	16.90	kJ/mol	264.00	NIST
ρl	843.00	kg/m3	213.00	KDB
B2	[-1.98e-04; -1.45e-04]	m3/mol	[303.15; 343.15]
T(K) 2nd virial coefficient (m3/mol) -2.00e-4 -1.90e-4 -1.80e-4 -1.70e-4 -1.60e-4 -1.50e-4 -1.40e-4 310 320 330 340
B2	-1.96e-04	m3/mol	303.15	Virial ...
B2	-1.98e-04	m3/mol	303.15	Virial ...
B2	-1.82e-04	m3/mol	313.15	Virial ...
B2	-1.69e-04	m3/mol	323.15	Virial ...
B2	-1.70e-04	m3/mol	323.15	Virial ...
B2	-1.58e-04	m3/mol	333.15	Virial ...
B2	-1.57e-04	m3/mol	333.15	Virial ...
B2	-1.46e-04	m3/mol	343.15	Virial ...
B2	-1.45e-04	m3/mol	343.15	Virial ...

Datasets

Amount density, mol/m3

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Amount density, mol/m3 - Liquid
298.15	10000.00	18682.0
298.15	20000.00	20053.0
298.15	30000.00	21083.0
298.15	40000.00	21759.0
298.15	50000.00	22486.0
298.15	75000.00	23844.0
298.15	100000.00	25081.0
298.15	125000.00	26115.0
298.15	150000.00	26939.0
298.15	175000.00	27613.0
298.15	200000.00	28461.0
298.15	225000.00	29075.0
298.15	250000.00	29602.0
323.15	10000.00	15293.0
323.15	20000.00	18173.0
323.15	30000.00	19545.0
323.15	40000.00	20471.0
323.15	50000.00	21223.0
323.15	75000.00	22881.0
323.15	100000.00	24120.0
323.15	125000.00	25197.0
323.15	150000.00	26148.0
323.15	175000.00	26906.0
323.15	200000.00	27693.0
323.15	225000.00	28354.0
323.15	250000.00	29065.0
348.15	10000.00	9022.0
348.15	20000.00	15768.0
348.15	30000.00	17784.0
348.15	40000.00	19055.0
348.15	50000.00	19941.0
348.15	75000.00	21862.0
348.15	100000.00	23127.0
348.15	125000.00	24249.0
348.15	150000.00	25228.0
348.15	175000.00	26075.0
348.15	200000.00	26861.0
348.15	225000.00	27676.0
348.15	250000.00	28326.0
348.15	275000.00	28854.0
373.15	10000.00	5593.0
373.15	20000.00	13203.0
373.15	30000.00	15941.0
373.15	40000.00	17522.0
373.15	50000.00	18608.0
373.15	75000.00	20679.0
373.15	100000.00	22169.0
373.15	125000.00	23420.0
373.15	150000.00	24421.0
373.15	175000.00	25343.0
373.15	200000.00	26177.0
373.15	225000.00	26940.0
373.15	250000.00	27658.0
373.15	275000.00	28315.0
373.15	300000.00	28877.0
398.15	10000.00	4369.0
398.15	20000.00	10762.0
398.15	30000.00	14185.0
398.15	40000.00	16132.0
398.15	50000.00	17459.0
398.15	75000.00	19701.0
398.15	100000.00	21286.0
398.15	125000.00	22606.0
398.15	150000.00	23648.0
398.15	175000.00	24633.0
398.15	200000.00	25482.0
398.15	225000.00	26356.0
398.15	250000.00	27118.0
398.15	275000.00	27802.0
398.15	300000.00	28484.0
423.15	10000.00	3730.0
423.15	20000.00	8871.0
423.15	30000.00	12585.0
423.15	40000.00	14667.0
423.15	50000.00	16196.0
423.15	75000.00	18629.0
423.15	100000.00	20311.0
423.15	125000.00	21652.0
423.15	150000.00	22817.0
423.15	175000.00	23915.0
423.15	200000.00	24809.0
423.15	225000.00	25729.0
423.15	250000.00	26561.0
423.15	275000.00	27320.0
423.15	300000.00	28100.0
448.15	10000.00	3301.0
448.15	20000.00	7575.0
448.15	30000.00	11085.0
448.15	40000.00	13389.0
448.15	50000.00	15132.0
448.15	75000.00	17710.0
448.15	100000.00	19553.0
448.15	125000.00	20921.0
448.15	150000.00	22148.0
448.15	175000.00	23215.0
448.15	200000.00	24204.0
448.15	225000.00	25117.0
448.15	250000.00	25987.0
448.15	275000.00	26809.0
448.15	300000.00	27602.0
473.15	10000.00	2985.0
473.15	20000.00	6589.0
473.15	30000.00	9889.0
473.15	40000.00	12343.0
473.15	50000.00	13991.0
473.15	75000.00	16875.0
473.15	100000.00	18794.0
473.15	125000.00	20232.0
473.15	150000.00	21460.0
473.15	175000.00	22541.0
473.15	200000.00	23578.0
473.15	225000.00	24571.0
473.15	250000.00	25446.0
473.15	275000.00	26314.0
473.15	300000.00	27154.0
523.15	10000.00	2531.0
523.15	20000.00	5317.0
523.15	30000.00	8109.0
523.15	40000.00	10474.0
523.15	50000.00	12159.0
523.15	75000.00	15456.0
523.15	100000.00	17485.0
523.15	125000.00	19044.0
523.15	150000.00	20280.0
523.15	175000.00	21353.0
523.15	200000.00	22496.0
523.15	225000.00	23496.0
523.15	250000.00	24385.0
523.15	275000.00	25280.0
523.15	300000.00	26290.0
573.15	10000.00	2218.0
573.15	20000.00	4525.0
573.15	30000.00	6937.0
573.15	40000.00	9023.0
573.15	50000.00	10721.0
573.15	75000.00	14186.0
573.15	100000.00	16345.0
573.15	125000.00	17915.0
573.15	150000.00	19276.0
573.15	175000.00	20371.0
573.15	200000.00	21514.0
573.15	225000.00	22632.0
573.15	250000.00	23465.0
573.15	275000.00	24391.0
573.15	300000.00	25343.0
Reference

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[0.39; 5716.63]	kPa	[131.35; 317.28]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.44665e+01
Coefficient B			-1.73654e+03
Coefficient C			-1.86690e+01
Temperature range, min.			131.35
Temperature range, max.			317.28
T(K) Vapor pressure (kPa) 0 1000 2000 3000 4000 5000 6000 150 200 250 300
Pvap	0.39	kPa	131.35	Calculated Property
Pvap	4.23	kPa	152.01	Calculated Property
Pvap	24.29	kPa	172.67	Calculated Property
Pvap	92.20	kPa	193.33	Calculated Property
Pvap	263.91	kPa	213.99	Calculated Property
Pvap	617.74	kPa	234.64	Calculated Property
Pvap	1246.42	kPa	255.30	Calculated Property
Pvap	2246.80	kPa	275.96	Calculated Property
Pvap	3710.43	kPa	296.62	Calculated Property
Pvap	5716.63	kPa	317.28	Calculated Property
Pvap	[0.40; 6009.60]	kPa	[131.35; 317.70]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			6.72038e+01
Coefficient B			-3.40443e+03
Coefficient C			-8.74270e+00
Coefficient D			2.55698e-05
Temperature range, min.			131.35
Temperature range, max.			317.70
T(K) Vapor pressure (kPa) 0 1000 2000 3000 4000 5000 6000 150 200 250 300
Pvap	0.40	kPa	131.35	Calculated Property
Pvap	4.39	kPa	152.06	Calculated Property
Pvap	25.01	kPa	172.76	Calculated Property
Pvap	93.00	kPa	193.47	Calculated Property
Pvap	260.01	kPa	214.17	Calculated Property
Pvap	597.61	kPa	234.88	Calculated Property
Pvap	1197.80	kPa	255.58	Calculated Property
Pvap	2179.90	kPa	276.29	Calculated Property
Pvap	3706.34	kPa	296.99	Calculated Property
Pvap	6009.60	kPa	317.70	Calculated Property

Similar Compounds

Find more compounds similar to Methyl fluoride.

Mixtures

• Nitrous oxide + Methyl fluoride
• Nitrous oxide + Methyl fluoride + Hydrogen chloride
• Methyl fluoride + Carbon dioxide
• Methyl fluoride + Methyl Alcohol
• Methyl fluoride + Ethanol
• 1-Propanol + Methyl fluoride
• Methyl fluoride + 1-Butanol
• Benzene + Methyl fluoride
• Toluene + Methyl fluoride
• Methyl fluoride + Benzene, 1,3-dimethyl-
• Methyl fluoride + Mesitylene
• Methyl fluoride + Water
• Methyl fluoride + Benzene, fluoro-
• Methyl fluoride + Benzene, chloro-
• Methyl fluoride + Benzene, bromo-

Sources

• KDB Vapor Pressure Data
• Crippen Method
• Crippen Method
• PVTx measurements for N2O+CH3F, N2O+CH2F2, and N2O+ CHF3 binary systems
• Solubility of HFCs in lower alcohols
• Solubility of hydrofluorocarbons in aromatic solvents and alcohols: Experimental data and modeling with CPA EoS
• Vapour pressure and excess Gibbs free energy of the ternary system {x1CH3F + x2HCl + x3N2O} at temperature of 182.33 K
• Density measurements of methyl fluoride at high pressures and temperatures
• A thermodynamic study of the (fluoromethane + water) system
• Solubilities of hydrofluorocarbons in ionic liquids: Experimental and modelling study
• Solubility of hydrofluorocarbons in phosphonium-based ionic liquids: Experimental and modelling study
• Virial Coefficients from Burnett Measurements for the Carbon Dioxide + Fluoromethane System
• PVTx Measurements for the R116 + CO2 and R41 + CO2 Systems. New Isochoric Apparatus
• Vapor-Liquid-Liquid Equilibria of Hydrofluorocarbons + 1-Butyl-3-methylimidazolium Hexafluorophosphate
• Solubility of Hydrofluorocarbons in Halobenzene Solvents
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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