Chemical Properties of Butane, 2-ethoxy-2-methyl- (CAS 919-94-8)

InChI

InChI=1S/C7H16O/c1-5-7(3,4)8-6-2/h5-6H2,1-4H3

InChI Key

KFRVYYGHSPLXSZ-UHFFFAOYSA-N

Formula

C7H16O

SMILES

CCOC(C)(C)CC

Molecular Weight¹

116.20

CAS

919-94-8

Other Names

• 1,1-dimethylpropyl ethyl ether
• 2-Ethoxy-2-methylbutane
• 2-Ethyl-2-ethoxypropane
• Ethyl 1,1-dimethylpropyl ether
• Ethyl tert-amyl ether
• Ethyl tert-pentyl ether
• ether, 1,1-dimethylpropyl ethyl

• ω : Acentric Factor.
• 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_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_vap : Vapor pressure (kPa).
• n₀ : Refractive Index.
• 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).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.3295		Relay (1.0) Calculated Property
ΔfG°	-94.10	kJ/mol	Joback Calculated Property
ΔfH°gas	-347.27	kJ/mol	Relay (1.0) Calculated Property
ΔfH°liquid	-379.80 ± 1.40	kJ/mol	NIST
ΔfusH°	7.66	kJ/mol	Joback Calculated Property
ΔvapH°	[38.20; 39.20]	kJ/mol
ΔvapH°	39.20 ± 0.40	kJ/mol	NIST
ΔvapH°	38.20 ± 0.20	kJ/mol	NIST
IE	9.27	eV	Relay (1.0) Calculated Property
log10WS	-1.11		Relay (1.0) Calculated Property
logPoct/wat	2.212		Crippen Calculated Property
McVol	115.360	ml/mol	McGowan Calculated Property
Pc	2805.41	kPa	Joback Calculated Property
Inp	[721.00; 730.00]
Inp	726.00		NIST
Inp	730.00		NIST
Inp	721.00		NIST
Tboil	[374.57; 375.20]	K
Tboil	374.57	K	Isobaric vapor liquid equilibria for systems composed by 2-ethoxy-2-methylbutane, methanol or ethanol and water at 101.32 kPa
Tboil	375.20	K	NIST
Tc	543.25	K	Relay (1.0) Calculated Property
Tfus	178.64	K	Relay (1.0) Calculated Property
Vc	0.421	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[219.51; 289.71]	J/mol×K	[378.75; 553.95]
Cp,gas	219.51	J/mol×K	378.75	Joback Calculated Property
Cp,gas	232.48	J/mol×K	407.95	Joback Calculated Property
Cp,gas	244.93	J/mol×K	437.15	Joback Calculated Property
Cp,gas	256.86	J/mol×K	466.35	Joback Calculated Property
Cp,gas	268.29	J/mol×K	495.55	Joback Calculated Property
Cp,gas	279.24	J/mol×K	524.75	Joback Calculated Property
Cp,gas	289.71	J/mol×K	553.95	Joback Calculated Property
Cp,liquid	243.00	J/mol×K	298.00	NIST
η	[0.0002529; 0.0073885]	Pa×s	[193.30; 378.75]
η	0.0073885	Pa×s	193.30	Joback Calculated Property
η	0.0028572	Pa×s	224.21	Joback Calculated Property
η	0.0013910	Pa×s	255.12	Joback Calculated Property
η	0.0007911	Pa×s	286.02	Joback Calculated Property
η	0.0005023	Pa×s	316.93	Joback Calculated Property
η	0.0003458	Pa×s	347.84	Joback Calculated Property
η	0.0002529	Pa×s	378.75	Joback Calculated Property
ΔvapH	[35.60; 35.70]	kJ/mol	[346.00; 347.00]
ΔvapH	35.70	kJ/mol	346.00	NIST
ΔvapH	35.60	kJ/mol	347.00	NIST
Pvap	[1.41; 98.94]	kPa	[274.20; 373.71]
Pvap	1.41	kPa	274.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	1.61	kPa	276.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	1.82	kPa	278.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	2.06	kPa	280.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	2.34	kPa	282.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	2.67	kPa	284.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	3.21	kPa	287.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	3.74	kPa	290.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	4.44	kPa	293.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	5.27	kPa	296.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	6.13	kPa	299.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	7.19	kPa	302.20	Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap	17.73	kPa	324.31	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	23.98	kPa	331.83	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	36.56	kPa	343.12	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	37.59	kPa	343.83	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	40.29	kPa	345.82	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	45.43	kPa	349.21	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	49.52	kPa	351.71	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	55.54	kPa	355.12	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	59.91	kPa	357.39	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	65.08	kPa	359.96	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	69.66	kPa	362.13	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	71.73	kPa	363.10	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	74.90	kPa	364.42	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	79.62	kPa	366.44	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	81.79	kPa	367.36	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	83.80	kPa	368.16	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap	98.94	kPa	373.71	Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
n0	[1.38857; 1.38858]		[298.15; 298.15]
n0	1.38857		298.15	Experimental Determination of Liquid-Liquid Equilibrium Using Ionic Liquids: tert-Amyl Ethyl Ether + Ethanol + 1-Octyl-3-Methylimidazolium Chloride System at 298.15 K
n0	1.38858		298.15	Vapor Liquid Equilibria, Excess Enthalpy, and Excess Volume of Binary Mixtures Containing an Alcohol (1-Butanol, 2-Butanol, or 2-Methyl-2-butanol) and 2-Ethoxy-2-methylbutane

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.63]	kPa	[280.06; 398.08]	The Yaws Handbook of Vapor Pressure
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.53048e+01
Coefficient B			-3.52566e+03
Coefficient C			-4.52800e+01
Temperature range, min.			280.06
Temperature range, max.			398.08
Pvap	1.33	kPa	280.06	Calculated Property
Pvap	2.95	kPa	293.17	Calculated Property
Pvap	6.03	kPa	306.29	Calculated Property
Pvap	11.51	kPa	319.40	Calculated Property
Pvap	20.70	kPa	332.51	Calculated Property
Pvap	35.38	kPa	345.63	Calculated Property
Pvap	57.81	kPa	358.74	Calculated Property
Pvap	90.82	kPa	371.85	Calculated Property
Pvap	137.77	kPa	384.97	Calculated Property
Pvap	202.63	kPa	398.08	Calculated Property

Similar Compounds

Find more compounds similar to Butane, 2-ethoxy-2-methyl-.

Mixtures

• 2-Pyrrolidinone, 1-methyl- + Butane, 2-ethoxy-2-methyl-
• Butane, 2-ethoxy-2-methyl- + Methyl Alcohol
• Ethanol + Butane, 2-ethoxy-2-methyl-
• Butane, 2-ethoxy-2-methyl- + Methyl Alcohol + Water
• Ethanol + Butane, 2-ethoxy-2-methyl- + Water
• Butane, 2-ethoxy-2-methyl- + 1-Butanol
• Butane, 2-ethoxy-2-methyl- + Amylene hydrate
• Acetonitrile + Butane, 2-ethoxy-2-methyl-
• Propanenitrile + Butane, 2-ethoxy-2-methyl-
• Butane, 2-ethoxy-2-methyl- + Water

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• (Solid + liquid) phase equilibria of binary mixtures containing N-methyl-2-pyrrolidinone and ethers at atmospheric pressure
• Isobaric vapor liquid equilibria for systems composed by 2-ethoxy-2-methylbutane, methanol or ethanol and water at 101.32 kPa
• Infinite dilution activity coefficient measurements by inert gas stripping method
• Liquid liquid equilibria for binary systems of tert-amyl ethyl ether (TAEE), isopropyl tert-butyl ether (IPTBE) and di-sec-butyl ether (DSBE) with water and for ternary systems with methanol or ethanol
• Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
• Experimental Determination of Liquid-Liquid Equilibrium Using Ionic Liquids: tert-Amyl Ethyl Ether + Ethanol + 1-Octyl-3-Methylimidazolium Chloride System at 298.15 K
• Thermochemistry of Branched Ethers: Experimental Study of Chemical Equilibrium in the Reacting System of tert-Amyl Alkyl Ether Synthesis
• Vapor Liquid Equilibria, Excess Enthalpy, and Excess Volume of Binary Mixtures Containing an Alcohol (1-Butanol, 2-Butanol, or 2-Methyl-2-butanol) and 2-Ethoxy-2-methylbutane
• Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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