Chemical Properties of 2-Butene, 2,3-dimethyl- (CAS 563-79-1)

InChI

InChI=1S/C6H12/c1-5(2)6(3)4/h1-4H3

InChI Key

WGLLSSPDPJPLOR-UHFFFAOYSA-N

Formula

C6H12

SMILES

CC(C)=C(C)C

Molecular Weight¹

84.16

CAS

563-79-1

Other Names

• (CH3)2C=C(CH3)2
• 1,1,2,2-Tetramethylethylene
• 2,3-Dimethylbut-2-ene
• 2,3-Dimethylbutene-2
• 2,3-dimethyl-2-butene
• Tetramethylethene
• Tetramethylethylene

• ω : Acentric Factor.
• PAff : Proton affinity (kJ/mol).
• BasG : Gas basicity (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• C_sat : Molar heat capacity at saturation pressure (J/mol×K).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_c,grossH : Heat of Combustion, Gross form (kJ/mol).
• Δ_c,netH : Heat of Combustion, Net Form (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_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).
• NFPA Fire : NFPA Fire Rating.
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• n₀ : Refractive Index.
• ρ_l : Liquid Density (kg/m³).
• I_np : Non-polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• S°_liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
• γ : Surface Tension (N/m).
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• λ_liquid : Liquid thermal conductivity (W/m×K).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• V_c : Critical Volume (m³/kmol).
• Z_c : Critical Compressibility.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	[0.2389; 0.2390]
ω	0.2390		PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
ω	0.2389		Passut and Danner (1973), critical constants and acentric factors Compiled value
ω	0.2390		KDB
PAff	813.90	kJ/mol	NIST
BasG	785.90	kJ/mol	NIST
ΔfG°	75.91	kJ/mol	KDB
Δc,grossH	3974.72	kJ/mol	KDB
Δc,netH	3710.622	kJ/mol	KDB
ΔfH°gas	[-70.30; -68.40]	kJ/mol
ΔfH°gas	-69.84	kJ/mol	KDB
ΔfH°gas	-70.30 ± 1.50	kJ/mol	NIST
ΔfH°gas	-68.40 ± 1.50	kJ/mol	NIST
ΔfH°liquid	-102.90 ± 1.50	kJ/mol	NIST
ΔfusH°	8.88	kJ/mol	Joback Calculated Property
ΔvapH°	[32.50; 32.67]	kJ/mol
ΔvapH°	32.67	kJ/mol	NIST
ΔvapH°	32.50	kJ/mol	NIST
ΔvapH°	32.60	kJ/mol	NIST
ΔvapH°	32.60	kJ/mol	NIST
IE	[8.16; 10.52]	eV
IE	8.27 ± 0.01	eV	NIST
IE	8.27 ± 0.02	eV	NIST
IE	8.16	eV	NIST
IE	8.27 ± 0.01	eV	NIST
IE	8.26	eV	NIST
IE	8.30	eV	NIST
IE	8.30	eV	NIST
IE	Outlier 10.52	eV	NIST
IE	8.46	eV	NIST
IE	8.42	eV	NIST
logPoct/wat	2.363		Crippen Calculated Property
McVol	91.100	ml/mol	McGowan Calculated Property
NFPA Fire	3		KDB
Pc	[3360.00; 3363.99]	kPa
Pc	3363.99	kPa	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Pc	3363.95	kPa	Passut and Danner (1973), critical constants and acentric factors Compiled value
Pc	3360.00	kPa	KDB
Inp	[612.00; 649.00]
Inp	630.40		NIST
Inp	624.20		NIST
Inp	624.00		NIST
Inp	630.00		NIST
Inp	631.00		NIST
Inp	631.00		NIST
Inp	630.60		NIST
Inp	631.10		NIST
Inp	625.30		NIST
Inp	626.00		NIST
Inp	630.00		NIST
Inp	631.00		NIST
Inp	631.00		NIST
Inp	624.80		NIST
Inp	626.00		NIST
Inp	626.00		NIST
Inp	625.00		NIST
Inp	625.00		NIST
Inp	625.00		NIST
Inp	626.00		NIST
Inp	626.00		NIST
Inp	625.00		NIST
Inp	626.00		NIST
Inp	Outlier 614.00		NIST
Inp	625.00		NIST
Inp	626.00		NIST
Inp	627.00		NIST
Inp	627.00		NIST
Inp	625.00		NIST
Inp	Outlier 612.00		NIST
Inp	632.00		NIST
Inp	624.32		NIST
Inp	624.38		NIST
Inp	624.00		NIST
Inp	624.20		NIST
Inp	625.00		NIST
Inp	625.00		NIST
Inp	630.00		NIST
Inp	627.00		NIST
Inp	626.00		NIST
Inp	630.00		NIST
Inp	Outlier 649.00		NIST
Inp	631.00		NIST
Inp	624.20		NIST
Inp	632.00		NIST
Inp	627.00		NIST
S°liquid	[270.20; 272.40]	J/mol×K
S°liquid	270.20	J/mol×K	NIST
S°liquid	272.40	J/mol×K	NIST
Tboil	[344.65; 346.65]	K
Tboil	346.15	K	Isobaric vapor-liquid equilibrium for four binary systems of thiophene
Tboil	346.15	K	Isobaric vapor-liquid equilibrium for four binary systems of 3-methylthiophene
Tboil	346.15	K	Isobaric vapor-liquid equilibrium for systems containing sulfur compounds
Tboil	346.40	K	KDB
Tboil	346.40	K	NIST
Tboil	346.40	K	NIST
Tboil	346.20 ± 1.00	K	NIST
Tboil	346.39 ± 0.20	K	NIST
Tboil	346.15 ± 2.00	K	NIST
Tboil	346.40 ± 0.20	K	NIST
Tboil	Outlier 344.65 ± 2.00	K	NIST
Tboil	346.00 ± 4.00	K	NIST
Tboil	346.00 ± 2.00	K	NIST
Tboil	Outlier 345.00 ± 3.00	K	NIST
Tboil	346.15 ± 0.60	K	NIST
Tboil	345.95 ± 0.50	K	NIST
Tboil	346.45 ± 0.50	K	NIST
Tboil	346.35 ± 0.50	K	NIST
Tboil	346.34 ± 0.20	K	NIST
Tboil	346.53 ± 0.20	K	NIST
Tboil	346.35 ± 0.10	K	NIST
Tboil	346.25 ± 0.40	K	NIST
Tboil	346.15 ± 1.00	K	NIST
Tboil	346.34 ± 0.20	K	NIST
Tboil	346.34 ± 0.30	K	NIST
Tboil	346.41 ± 0.15	K	NIST
Tboil	346.45 ± 1.00	K	NIST
Tboil	346.15 ± 1.50	K	NIST
Tboil	346.39 ± 0.07	K	NIST
Tboil	346.15 ± 0.70	K	NIST
Tboil	346.50 ± 0.20	K	NIST
Tboil	345.90 ± 2.00	K	NIST
Tboil	346.20 ± 0.40	K	NIST
Tboil	346.65 ± 2.00	K	NIST
Tc	[521.00; 524.26]	K
Tc	521.00	K	Gas-Liquid Critical Temperatures of Some Alkenes, Amines, and Cyclic Hydrocarbons
Tc	524.00	K	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Tc	524.26	K	Passut and Danner (1973), critical constants and acentric factors Compiled value
Tc	524.00	K	KDB
Tc	524.00	K	NIST
Tfus	[196.75; 199.00]	K
Tfus	198.55	K	Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus	198.90	K	KDB
Tfus	198.86 ± 0.05	K	NIST
Tfus	198.87 ± 0.03	K	NIST
Tfus	198.88 ± 0.02	K	NIST
Tfus	198.30 ± 0.60	K	NIST
Tfus	198.82 ± 0.06	K	NIST
Tfus	198.84 ± 0.04	K	NIST
Tfus	198.87 ± 0.03	K	NIST
Tfus	198.61 ± 0.50	K	NIST
Tfus	198.85 ± 0.15	K	NIST
Tfus	198.61 ± 0.30	K	NIST
Tfus	198.61 ± 0.30	K	NIST
Tfus	198.82 ± 0.20	K	NIST
Tfus	197.75 ± 0.20	K	NIST
Tfus	199.00 ± 0.50	K	NIST
Tfus	Outlier 196.75 ± 0.60	K	NIST
Ttriple	[198.50; 198.93]	K
Ttriple	198.93	K	Staveley, Lobo and Calado (1981), triple points Compiled value
Ttriple	198.92 ± 0.01	K	NIST
Ttriple	198.90 ± 0.05	K	NIST
Ttriple	198.92 ± 0.02	K	NIST
Ttriple	198.50 ± 0.20	K	NIST
Ttriple	198.92 ± 0.01	K	NIST
Ttriple	198.50 ± 0.20	K	NIST
Vc	[0.351; 0.351]	m3/kmol
Vc	0.351	m3/kmol	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Vc	0.351	m3/kmol	KDB
Zc	0.2706940		KDB

Cheméo can also estimate Log10 of Water solubility in mol/l for this compound, but it falls outside the models' validated range, so it is not shown here. Open the prediction tool to compute it on demand.

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[135.31; 180.33]	J/mol×K	[334.20; 473.20]
Cp,gas	135.31 ± 0.27	J/mol×K	334.20	NIST
Cp,gas	142.00 ± 0.28	J/mol×K	355.25	NIST
Cp,gas	154.64 ± 0.31	J/mol×K	393.20	NIST
Cp,gas	167.65 ± 0.34	J/mol×K	433.20	NIST
Cp,gas	180.33 ± 0.36	J/mol×K	473.20	NIST
Cp,liquid	[174.68; 175.73]	J/mol×K	[295.50; 298.15]
Cp,liquid	175.73	J/mol×K	295.50	NIST
Cp,liquid	174.68	J/mol×K	298.15	NIST
Csat	[153.70; 181.50]	J/mol×K	[200.00; 320.00]
Csat	153.70	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
Csat	154.90	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
Csat	156.30	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
Csat	158.00	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
Csat	159.90	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
Csat	162.00	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
Csat	164.40	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
Csat	166.90	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
Csat	167.70	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
Csat	169.50	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
Csat	172.30	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
Csat	174.70	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
Csat	175.30	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
Csat	178.30	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
Csat	181.50	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
ΔfusH	[3.53; 6.44]	kJ/mol	[196.80; 198.90]
ΔfusH	3.53	kJ/mol	196.80	NIST
ΔfusH	6.44	kJ/mol	198.90	NIST
ΔfusH	6.44	kJ/mol	198.90	NIST
ΔvapH	[29.64; 33.10]	kJ/mol	[292.00; 346.40]
ΔvapH	32.90 ± 0.10	kJ/mol	292.00	NIST
ΔvapH	32.90 ± 0.10	kJ/mol	292.00	NIST
ΔvapH	32.00 ± 0.10	kJ/mol	308.00	NIST
ΔvapH	32.00 ± 0.10	kJ/mol	308.00	NIST
ΔvapH	33.10	kJ/mol	315.00	NIST
ΔvapH	32.70	kJ/mol	318.00	NIST
ΔvapH	30.90 ± 0.10	kJ/mol	326.00	NIST
ΔvapH	30.90 ± 0.10	kJ/mol	326.00	NIST
ΔvapH	32.10	kJ/mol	329.50	NIST
ΔvapH	29.70 ± 0.10	kJ/mol	346.00	NIST
ΔvapH	29.70 ± 0.10	kJ/mol	346.00	NIST
ΔvapH	29.64	kJ/mol	346.40	KDB
ΔvapH	29.64	kJ/mol	346.40	NIST
Pvap	[30.29; 318.40]	kPa	[312.39; 388.20]
Pvap	30.29	kPa	312.39	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	38.40	kPa	318.44	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	47.72	kPa	324.24	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	54.12	kPa	327.70	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	59.32	kPa	330.28	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	65.23	kPa	333.00	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	73.50	kPa	336.50	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	75.19	kPa	337.15	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	77.50	kPa	338.20	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	80.30	kPa	339.12	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	84.20	kPa	340.60	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	85.40	kPa	340.98	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	90.20	kPa	342.65	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	90.74	kPa	342.81	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	94.64	kPa	344.13	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	94.70	kPa	344.20	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	101.20	kPa	346.24	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	101.43	kPa	346.28	Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
Pvap	105.30	kPa	347.65	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	113.90	kPa	350.10	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	125.50	kPa	353.46	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	133.30	kPa	355.35	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	140.40	kPa	357.22	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	164.80	kPa	362.80	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	179.50	kPa	365.76	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	190.90	kPa	368.05	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	202.80	kPa	370.36	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	218.80	kPa	373.18	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	230.40	kPa	375.20	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	238.50	kPa	376.50	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	255.10	kPa	379.15	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	271.20	kPa	381.62	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	281.30	kPa	383.05	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	292.10	kPa	384.70	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	306.80	kPa	386.65	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
Pvap	318.40	kPa	388.20	Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
n0	1.40952		298.15	KDB
ρl	708.00	kg/m3	293.00	KDB
ΔfusS	[17.94; 32.39]	J/mol×K	[196.80; 198.90]
ΔfusS	17.94	J/mol×K	196.80	NIST
ΔfusS	32.39	J/mol×K	198.90	NIST
γ	0.02	N/m	298.20	KDB
λliquid	[0.11; 0.14]	W/m×K	[258.89; 327.02]
λliquid	0.14	W/m×K	258.89	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.14	W/m×K	259.17	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.14	W/m×K	259.37	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.13	W/m×K	278.21	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.13	W/m×K	278.50	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.13	W/m×K	278.72	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.12	W/m×K	294.09	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.12	W/m×K	294.40	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.12	W/m×K	294.63	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.12	W/m×K	312.76	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.12	W/m×K	313.09	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.12	W/m×K	313.34	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.11	W/m×K	322.40	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.11	W/m×K	322.74	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.11	W/m×K	322.98	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.11	W/m×K	326.42	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.11	W/m×K	326.77	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
λliquid	0.11	W/m×K	327.02	Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.63]	kPa	[250.89; 370.62]	The Yaws Handbook of Vapor Pressure
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.38453e+01
Coefficient B			-2.75751e+03
Coefficient C			-4.74970e+01
Temperature range, min.			250.89
Temperature range, max.			370.62
Pvap	1.33	kPa	250.89	Calculated Property
Pvap	3.07	kPa	264.19	Calculated Property
Pvap	6.40	kPa	277.50	Calculated Property
Pvap	12.33	kPa	290.80	Calculated Property
Pvap	22.18	kPa	304.10	Calculated Property
Pvap	37.67	kPa	317.41	Calculated Property
Pvap	60.87	kPa	330.71	Calculated Property
Pvap	94.22	kPa	344.01	Calculated Property
Pvap	140.46	kPa	357.32	Calculated Property
Pvap	202.63	kPa	370.62	Calculated Property
Pvap	[0.01; 3259.93]	kPa	[198.92; 524.00]	KDB Vapor Pressure Data
Equation			ln(Y) = A + B/T + C·ln(T) + D·T² + E/T² Y is Pvap in kPa, T in K
Coefficient A			6.73770e+01
Coefficient B			-6.03585e+03
Coefficient C			-7.86074e+00
Coefficient D			5.28509e-06
Coefficient E			0.00000e+00
Temperature range, min.			198.92
Temperature range, max.			524.00
Pvap	0.01	kPa	198.92	Calculated Property
Pvap	0.40	kPa	235.04	Calculated Property
Pvap	4.33	kPa	271.16	Calculated Property
Pvap	24.75	kPa	307.28	Calculated Property
Pvap	92.34	kPa	343.40	Calculated Property
Pvap	257.29	kPa	379.52	Calculated Property
Pvap	583.72	kPa	415.64	Calculated Property
Pvap	1142.58	kPa	451.76	Calculated Property
Pvap	2008.09	kPa	487.88	Calculated Property
Pvap	3259.93	kPa	524.00	Calculated Property
Pvap	[11.09; 103.16]	kPa	[289.48; 347.00]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.31355e+01
Coefficient B			-2.35224e+03
Coefficient C			-7.02420e+01
Reference			Baghdoyan, Malik, et al., 1971
Comment			Coefficents calculated by NIST from author's data.
Temperature range, min.			289.48
Temperature range, max.			347.00
Pvap	11.09	kPa	289.48	Calculated Property
Pvap	15.03	kPa	295.87	Calculated Property
Pvap	20.03	kPa	302.26	Calculated Property
Pvap	26.29	kPa	308.65	Calculated Property
Pvap	34.01	kPa	315.04	Calculated Property
Pvap	43.44	kPa	321.44	Calculated Property
Pvap	54.80	kPa	327.83	Calculated Property
Pvap	68.35	kPa	334.22	Calculated Property
Pvap	84.38	kPa	340.61	Calculated Property
Pvap	103.16	kPa	347.00	Calculated Property
Pvap	[19.91; 101.54]	kPa	[302.18; 346.36]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.40363e+01
Coefficient B			-2.82050e+03
Coefficient C			-4.68120e+01
Reference			Scott, Finke, et al., 1955
Comment			Coefficents calculated by NIST from author's data.
Temperature range, min.			302.18
Temperature range, max.			346.36
Pvap	19.91	kPa	302.18	Calculated Property
Pvap	24.53	kPa	307.09	Calculated Property
Pvap	29.97	kPa	312.00	Calculated Property
Pvap	36.37	kPa	316.91	Calculated Property
Pvap	43.82	kPa	321.82	Calculated Property
Pvap	52.45	kPa	326.72	Calculated Property
Pvap	62.40	kPa	331.63	Calculated Property
Pvap	73.80	kPa	336.54	Calculated Property
Pvap	86.79	kPa	341.45	Calculated Property
Pvap	101.54	kPa	346.36	Calculated Property
Pvap	[19.91; 101.54]	kPa	[302.18; 346.36]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.40363e+01
Coefficient B			-2.82050e+03
Coefficient C			-4.68120e+01
Reference			Scott, Finke, et al., 1955, 2
Comment			Coefficents calculated by NIST from author's data.
Temperature range, min.			302.18
Temperature range, max.			346.36
Pvap	19.91	kPa	302.18	Calculated Property
Pvap	24.53	kPa	307.09	Calculated Property
Pvap	29.97	kPa	312.00	Calculated Property
Pvap	36.37	kPa	316.91	Calculated Property
Pvap	43.82	kPa	321.82	Calculated Property
Pvap	52.45	kPa	326.72	Calculated Property
Pvap	62.40	kPa	331.63	Calculated Property
Pvap	73.80	kPa	336.54	Calculated Property
Pvap	86.79	kPa	341.45	Calculated Property
Pvap	101.54	kPa	346.36	Calculated Property

Similar Compounds

Find more compounds similar to 2-Butene, 2,3-dimethyl-.

Mixtures

• Thiophene + 2-Butene, 2,3-dimethyl-
• 2-Butene, 2,3-dimethyl- + Methyl Alcohol
• Thiophene, 3-methyl- + 2-Butene, 2,3-dimethyl-
• Ethanol + 2-Butene, 2,3-dimethyl-
• 2-Propanol + 2-Butene, 2,3-dimethyl-
• 2-Butene, 2,3-dimethyl- + 2-Butanol

Sources

• KDB Vapor Pressure Data
• Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) ChEDL chemicals 1.5.2, from Bradley, J.-C.; Williams, A.; Lang, A. Jean-Claude Bradley Open Melting Point Dataset. Figshare, 2014 (CC0).
• Passut and Danner (1973), critical constants and acentric factors ChEDL chemicals 1.5.2, from Passut, C. A.; Danner, R. P. Acentric Factor. A Valuable Correlating Parameter for the Properties of Hydrocarbons. Ind. Eng. Chem. Process Des. Dev. 1973, 12, 365-368.
• PSRK revision IV (2005), critical constants and acentric factors of 1000 components ChEDL chemicals 1.5.2, from Horstmann, S.; Jabłoniec, A.; Krafczyk, J.; Fischer, K.; Gmehling, J. PSRK Group Contribution Equation of State: Comprehensive Revision and Extension IV, Including Critical Constants and α-Function Parameters for 1000 Components. Fluid Phase Equilib. 2005, 227, 157-164.
• Staveley, Lobo and Calado (1981), triple points ChEDL chemicals 1.5.2, from Staveley, L. A. K.; Lobo, L. Q.; Calado, J. C. G. Triple-Points of Low Melting Substances and Their Use in Cryogenic Work. Cryogenics 1981, 21, 131-144.
• Crippen Method
• Crippen Method
• Isothermal vapor-liquid equilibria for methanol and 2,3-dimethyl-2-butene at 343.15 K, 353.15 K, 363.15 K, 373.15 K
• Isobaric vapor-liquid equilibrium for four binary systems of thiophene
• Isobaric vapor-liquid equilibrium for four binary systems of 3-methylthiophene
• Isobaric vapor-liquid equilibrium for systems containing sulfur compounds
• Isobaric Vapor Liquid Equilibrium for 2,3-Dimethyl-2-butene + Methanol, + Ethanol, + 2-Propanol, or + 2-Butanol at Atmospheric Pressure
• Gas-Liquid Critical Temperatures of Some Alkenes, Amines, and Cyclic Hydrocarbons
• Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure
• 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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