Chemical Properties of Propane (CAS 74-98-6)

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InChI

InChI=1S/C3H8/c1-3-2/h3H2,1-2H3

InChI Key

ATUOYWHBWRKTHZ-UHFFFAOYSA-N

Formula

C3H8

SMILES

CCC

Molecular Weight¹

44.10

CAS

74-98-6

Other Names

• A-108
• C3H8
• Dimethylmethane
• Freon 290
• HC 290
• Hydrocarbon propellant A-108
• LPG
• Liquefied petroleum gas
• Propyl hydride
• R 290
• UN 1978
• n-Propane

Sources

• Joback Method
• NIST Webbook
• Crippen Method

• PAff: Proton affinity (kJ/mol).
• BasG: Gas basicity (kJ/mol).
• Δ_cH°_gas: Standard gas enthalpy of combustion (kJ/mol).
• C_p,gas: Ideal gas heat capacity (J/mol×K).
• C_p,liquid: Liquid phase heat capacity (J/mol×K).
• η: Dynamic viscosity (Pa×s).
• Δ_fG°: Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas: Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fH°_liquid: Liquid phase 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_subH: Enthalpy of sublimation 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).
• P_triple: Triple Point Pressure (kPa).
• 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
PAff	625.70	kJ/mol	NIST
BasG	607.80	kJ/mol	NIST
ΔcH°gas	[-2219.90; -2204.00]	kJ/mol
ΔcH°gas	-2219.20 ± 0.46	kJ/mol	NIST
ΔcH°gas	-2204.00 ± 0.54	kJ/mol	NIST
ΔcH°gas	-2219.90 ± 0.50	kJ/mol	NIST
ΔcH°gas	-2207.00	kJ/mol	NIST
ΔfG°	-25.62	kJ/mol	Joback Calculated Property
ΔfH°gas	-104.70 ± 0.50	kJ/mol	NIST
ΔfH°gas	-103.80 ± 0.59	kJ/mol	NIST
ΔfH°liquid	-119.80 ± 0.59	kJ/mol	NIST
ΔfusH°	3.53	kJ/mol	Joback Calculated Property
ΔvapH°	16.25	kJ/mol	NIST
IE	[10.90; 11.51]	eV
IE	10.94 ± 0.05	eV	NIST
IE	11.00 ± 1.00	eV	NIST
IE	10.96	eV	NIST
IE	10.90 ± 0.10	eV	NIST
IE	11.27 ± 0.05	eV	NIST
IE	11.01 ± 0.07	eV	NIST
IE	10.94 ± 0.05	eV	NIST
IE	10.97	eV	NIST
IE	11.06	eV	NIST
IE	11.09 ± 0.05	eV	NIST
IE	11.12	eV	NIST
IE	10.95 ± 0.05	eV	NIST
IE	11.22	eV	NIST
IE	11.07	eV	NIST
IE	11.07	eV	NIST
IE	11.51	eV	NIST
IE	11.50	eV	NIST
IE	11.50 ± 0.10	eV	NIST
IE	11.50	eV	NIST
logPoct/wat	1.416		Crippen Calculated Property
Pc	[4239.00; 4910.00]	kPa
Pc	4250.00 ± 10.00	kPa	NIST
Pc	4244.00 ± 5.00	kPa	NIST
Pc	4579.00 ± 20.00	kPa	NIST
Pc	4247.50 ± 10.00	kPa	NIST
Pc	4250.00	kPa	NIST
Pc	4260.00 ± 5.00	kPa	NIST
Pc	4247.66 ± 0.10	kPa	NIST
Pc	4243.00 ± 10.00	kPa	NIST
Pc	4260.00 ± 20.00	kPa	NIST
Pc	4247.46	kPa	NIST
Pc	4247.09 ± 2.00	kPa	NIST
Pc	4239.00 ± 0.42	kPa	NIST
Pc	4242.04	kPa	NIST
Pc	4253.73 ± 3.44	kPa	NIST
Pc	4255.00 ± 2.00	kPa	NIST
Pc	4255.00 ± 2.00	kPa	NIST
Pc	4261.00 ± 2.00	kPa	NIST
Pc	4261.00 ± 2.00	kPa	NIST
Pc	4261.00 ± 2.00	kPa	NIST
Pc	4253.70 ± 3.44	kPa	NIST
Pc	4260.25 ± 20.68	kPa	NIST
Pc	4260.00 ± 50.66	kPa	NIST
Pc	4249.00 ± 10.13	kPa	NIST
Pc	4249.00 ± 20.68	kPa	NIST
Pc	4350.00 ± 101.32	kPa	NIST
Pc	4390.00 ± 206.80	kPa	NIST
Pc	4256.66 ± 5.06	kPa	NIST
Pc	4435.00 ± 55.15	kPa	NIST
Pc	Outlier 4600.00 ± 405.30	kPa	NIST
Pc	4255.65 ± 50.66	kPa	NIST
Pc	4460.00 ± 202.65	kPa	NIST
Pc	Outlier 4910.00 ± 607.95	kPa	NIST
Ptriple	0.00 ± 0.00	kPa	NIST
Ptriple	0.00	kPa	NIST
S°liquid	171.00	J/mol×K	NIST
Tboil	[228.65; 231.65]	K
Tboil	231.10	K	NIST
Tboil	231.10	K	NIST
Tboil	231.06	K	NIST
Tboil	231.07 ± 0.02	K	NIST
Tboil	231.10 ± 0.20	K	NIST
Tboil	231.10 ± 0.40	K	NIST
Tboil	231.10 ± 0.20	K	NIST
Tboil	231.15 ± 1.00	K	NIST
Tboil	231.10 ± 0.20	K	NIST
Tboil	231.00 ± 0.50	K	NIST
Tboil	231.15 ± 1.00	K	NIST
Tboil	231.65 ± 0.50	K	NIST
Tboil	231.05 ± 0.20	K	NIST
Tboil	231.15 ± 1.00	K	NIST
Tboil	231.01 ± 0.03	K	NIST
Tboil	230.95 ± 0.60	K	NIST
Tboil	230.56	K	NIST
Tboil	230.98 ± 0.07	K	NIST
Tboil	230.80 ± 0.20	K	NIST
Tboil	Outlier 228.65 ± 0.50	K	NIST
Tboil	Outlier 228.70 ± 0.30	K	NIST
Tc	[364.59; 375.00]	K
Tc	369.80 ± 0.10	K	NIST
Tc	369.77 ± 0.20	K	NIST
Tc	Outlier 364.59 ± 0.15	K	NIST
Tc	369.83 ± 0.10	K	NIST
Tc	369.82	K	NIST
Tc	369.91 ± 0.10	K	NIST
Tc	369.85 ± 0.07	K	NIST
Tc	369.98 ± 0.05	K	NIST
Tc	369.80	K	NIST
Tc	370.00 ± 0.20	K	NIST
Tc	369.85	K	NIST
Tc	369.85 ± 0.10	K	NIST
Tc	369.80 ± 0.00	K	NIST
Tc	369.80	K	NIST
Tc	369.74 ± 0.20	K	NIST
Tc	369.76 ± 0.10	K	NIST
Tc	369.76 ± 0.10	K	NIST
Tc	369.80 ± 0.15	K	NIST
Tc	369.75 ± 0.15	K	NIST
Tc	369.75 ± 0.15	K	NIST
Tc	369.75 ± 0.15	K	NIST
Tc	369.74 ± 0.20	K	NIST
Tc	370.02 ± 0.20	K	NIST
Tc	370.00 ± 0.40	K	NIST
Tc	369.90 ± 0.40	K	NIST
Tc	369.81 ± 0.06	K	NIST
Tc	369.81 ± 0.22	K	NIST
Tc	370.45 ± 1.00	K	NIST
Tc	370.20 ± 1.00	K	NIST
Tc	372.00 ± 2.22	K	NIST
Tc	369.96 ± 0.05	K	NIST
Tc	Outlier 373.30 ± 0.55	K	NIST
Tc	367.80 ± 0.60	K	NIST
Tc	370.70 ± 1.00	K	NIST
Tc	370.15 ± 1.00	K	NIST
Tc	370.00 ± 3.00	K	NIST
Tc	Outlier 375.00 ± 5.00	K	NIST
Tfus	[83.25; 86.05]	K
Tfus	85.50 ± 0.20	K	NIST
Tfus	85.46 ± 0.20	K	NIST
Tfus	83.25 ± 0.50	K	NIST
Tfus	86.05 ± 0.15	K	NIST
Tfus	85.35 ± 0.50	K	NIST
Ttriple	[81.22; 85.52]	K
Ttriple	85.47 ± 0.05	K	NIST
Ttriple	85.47	K	NIST
Ttriple	85.52 ± 0.01	K	NIST
Ttriple	Outlier 81.22 ± 0.00	K	NIST
Ttriple	85.47 ± 0.05	K	NIST
Ttriple	85.45 ± 0.07	K	NIST
Ttriple	83.25 ± 0.30	K	NIST
Vc	[0.198; 0.202]	m3/kg-mol
Vc	0.200	m3/kg-mol	NIST
Vc	0.200 ± 0.001	m3/kg-mol	NIST
Vc	0.198 ± 0.004	m3/kg-mol	NIST
Vc	0.202 ± 0.003	m3/kg-mol	NIST

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[48.91; 140.62]	J/mol×K	[148.20; 693.15]
Cp,gas	48.91	J/mol×K	148.2	NIST
Cp,gas	50.38	J/mol×K	157.8	NIST
Cp,gas	58.58	J/mol×K	213.1	NIST
Cp,gas	59.29	J/mol×K	219.2	NIST
Cp,gas	65.90	J/mol×K	258.0	NIST
Cp,gas	67.74	J/mol×K	272.38	NIST
Cp,gas	72.67 ± 0.07	J/mol×K	293.15	NIST
Cp,gas	73.55	J/mol×K	300.37	NIST
Cp,gas	76.11 ± 0.08	J/mol×K	313.15	NIST
Cp,gas	80.30 ± 0.08	J/mol×K	333.15	NIST
Cp,gas	80.54	J/mol×K	334.05	NIST
Cp,gas	82.26	J/mol×K	343.65	NIST
Cp,gas	84.40 ± 0.08	J/mol×K	353.15	NIST
Cp,gas	85.19	J/mol×K	360.05	NIST
Cp,gas	87.45	J/mol×K	368.55	NIST
Cp,gas	90.46	J/mol×K	387.75	NIST
Cp,gas	104.89	J/mol×K	452.55	NIST
Cp,gas	116.69	J/mol×K	521.15	NIST
Cp,gas	121.75	J/mol×K	561.95	NIST
Cp,gas	128.66	J/mol×K	603.25	NIST
Cp,gas	140.62	J/mol×K	693.15	NIST
Cp,liquid	98.36	J/mol×K	230.0	NIST
Cp,liquid	98.28	J/mol×K	230.0	NIST
Cp,liquid	119.60	J/mol×K	300.0	NIST
η	0.0001446	Pa×s	268.04	Joback Calculated Property
ΔfusH	3.51	kJ/mol	85.5	NIST
ΔfusH	3.52	kJ/mol	85.5	NIST
ΔfusH	3.52	kJ/mol	85.5	NIST
ΔsubH	28.50	kJ/mol	86.0	NIST
ΔvapH	[18.77; 22.10]	kJ/mol	[134.50; 349.00]
ΔvapH	22.10	kJ/mol	134.5	NIST
ΔvapH	20.00	kJ/mol	198.5	NIST
ΔvapH	19.50	kJ/mol	206.5	NIST
ΔvapH	18.77	kJ/mol	231.04	NIST
ΔvapH	19.04	kJ/mol	231.1	NIST
ΔvapH	19.00	kJ/mol	256.0	NIST
ΔvapH	18.77	kJ/mol	256.0	NIST
ΔvapH	18.80	kJ/mol	305.0	NIST
ΔvapH	18.90	kJ/mol	339.5	NIST
ΔvapH	19.20	kJ/mol	349.0	NIST
ΔvapS	81.26	J/mol×K	231.04	NIST

Molecular Descriptors

Joback and Reid Groups
-CH2-	1
-CH3	2

Similar Compounds

Find more compounds similar to Propane.

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