Chemical Properties of Cyclohexane, 1,1-dimethyl- (CAS 590-66-9)

InChI

InChI=1S/C8H16/c1-8(2)6-4-3-5-7-8/h3-7H2,1-2H3

InChI Key

QEGNUYASOUJEHD-UHFFFAOYSA-N

Formula

C8H16

SMILES

CC1(C)CCCCC1

Molecular Weight¹

112.22

CAS

590-66-9

Other Names

• 1,1-Dimethylcyclohexane
• Gem-Dimethylcyclohexane

• ω : Acentric Factor.
• AP : Aniline Point (K).
• Δ_cH°_liquid : Standard liquid 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).
• μ : Dipole Moment (debye).
• η : Dynamic viscosity (Pa×s).
• 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_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).
• P_c : Critical Pressure (kPa).
• P_triple : Triple Point 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°_gas : Molar entropy at standard conditions (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_gas : Gas thermal conductivity (W/m×K).
• λ_liquid : Liquid thermal conductivity (W/m×K).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• U_Qi : UNIQUAC Qi Parameter.
• U_Ri : UNIQUAC Ri Parameter.
• V_c : Critical Volume (m³/kmol).
• Z_c : Critical Compressibility.
• Z_ra : Rackett Parameter.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	[0.2376; 0.2380]
ω	0.2380		PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
ω	0.2376		Passut and Danner (1973), critical constants and acentric factors Compiled value
ω	0.2376		ChemSep v8.3 pure component data Compiled value
ω	0.2380		KDB
AP	318.550	K	KDB
ΔcH°liquid	[-5241.30; -5216.00]	kJ/mol
ΔcH°liquid	-5216.00 ± 1.90	kJ/mol	NIST
ΔcH°liquid	-5241.30	kJ/mol	NIST
μ	0.00	debye	ChemSep v8.3 pure component data Compiled value
ΔfG°	[35.23; 35.25]	kJ/mol
ΔfG°	35.23	kJ/mol	ChemSep v8.3 pure component data Compiled value
ΔfG°	35.25	kJ/mol	KDB
Δc,grossH	5215.98	kJ/mol	KDB
Δc,netH	4863.900	kJ/mol	KDB
ΔfH°gas	[-181.10; -181.00]	kJ/mol
ΔfH°gas	-181.00	kJ/mol	ChemSep v8.3 pure component data Compiled value
ΔfH°gas	-181.10	kJ/mol	KDB
ΔfusH°	2.01	kJ/mol	Joback Calculated Property
ΔvapH°	[37.80; 38.80]	kJ/mol
ΔvapH°	37.97	kJ/mol	NIST
ΔvapH°	38.80 ± 0.10	kJ/mol	NIST
ΔvapH°	37.90	kJ/mol	NIST
ΔvapH°	37.80	kJ/mol	NIST
IE	[9.42; 9.50]	eV
IE	9.50 ± 0.05	eV	NIST
IE	9.42	eV	NIST
logPoct/wat	2.977		Crippen Calculated Property
McVol	112.720	ml/mol	McGowan Calculated Property
Pc	[2938.43; 2964.75]	kPa
Pc	2938.43	kPa	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Pc	2964.75	kPa	Passut and Danner (1973), critical constants and acentric factors Compiled value
Pc	2938.43	kPa	ChemSep v8.3 pure component data Compiled value
Pc	2960.00	kPa	KDB
Ptriple	0.06	kPa	ChemSep v8.3 pure component data Compiled value
Inp	[778.00; 797.90]
Inp	789.80		NIST
Inp	780.00		NIST
Inp	795.00		NIST
Inp	786.40		NIST
Inp	786.90		NIST
Inp	792.00		NIST
Inp	779.80		NIST
Inp	782.60		NIST
Inp	785.40		NIST
Inp	788.50		NIST
Inp	787.10		NIST
Inp	786.10		NIST
Inp	786.50		NIST
Inp	783.00		NIST
Inp	783.00		NIST
Inp	782.00		NIST
Inp	797.60		NIST
Inp	797.70		NIST
Inp	791.30		NIST
Inp	792.70		NIST
Inp	787.00		NIST
Inp	793.00		NIST
Inp	784.00		NIST
Inp	788.00		NIST
Inp	789.00		NIST
Inp	792.00		NIST
Inp	796.00		NIST
Inp	786.00		NIST
Inp	784.00		NIST
Inp	784.00		NIST
Inp	792.00		NIST
Inp	778.00		NIST
Inp	780.30		NIST
Inp	783.00		NIST
Inp	784.20		NIST
Inp	778.31		NIST
Inp	782.50		NIST
Inp	779.57		NIST
Inp	780.00		NIST
Inp	778.00		NIST
Inp	791.12		NIST
Inp	787.00		NIST
Inp	797.00		NIST
Inp	784.00		NIST
Inp	792.00		NIST
Inp	782.00		NIST
Inp	788.00		NIST
Inp	791.00		NIST
Inp	782.00		NIST
Inp	780.00		NIST
Inp	783.00		NIST
Inp	785.00		NIST
Inp	786.60		NIST
Inp	788.60		NIST
Inp	791.70		NIST
Inp	794.10		NIST
Inp	796.10		NIST
Inp	797.90		NIST
Inp	786.00		NIST
Inp	787.00		NIST
Inp	789.00		NIST
Inp	791.00		NIST
Inp	793.00		NIST
Inp	794.00		NIST
Inp	792.00		NIST
Inp	784.00		NIST
Inp	791.12		NIST
S°gas	364.93	J/mol×K	NIST
S°liquid	267.23	J/mol×K	NIST
Tboil	[378.70; 393.40]	K
Tboil	392.69	K	ChemSep v8.3 pure component data Compiled value
Tboil	392.70	K	KDB
Tboil	392.70	K	NIST
Tboil	392.20 ± 1.00	K	NIST
Tboil	392.70	K	NIST
Tboil	392.00 ± 2.00	K	NIST
Tboil	393.00 ± 2.00	K	NIST
Tboil	391.00 ± 5.00	K	NIST
Tboil	393.00 ± 1.00	K	NIST
Tboil	392.69 ± 0.20	K	NIST
Tboil	392.69 ± 0.15	K	NIST
Tboil	390.90 ± 2.00	K	NIST
Tboil	391.00 ± 3.00	K	NIST
Tboil	393.00 ± 2.00	K	NIST
Tboil	393.05 ± 0.50	K	NIST
Tboil	392.72 ± 0.30	K	NIST
Tboil	392.69 ± 0.02	K	NIST
Tboil	392.35 ± 0.30	K	NIST
Tboil	392.80 ± 0.40	K	NIST
Tboil	392.72 ± 0.30	K	NIST
Tboil	392.60 ± 0.70	K	NIST
Tboil	393.25 ± 0.70	K	NIST
Tboil	393.00 ± 4.00	K	NIST
Tboil	393.00 ± 2.00	K	NIST
Tboil	392.60 ± 1.00	K	NIST
Tboil	393.40 ± 0.60	K	NIST
Tboil	391.40 ± 3.00	K	NIST
Tboil	392.40 ± 3.00	K	NIST
Tboil	393.00 ± 2.00	K	NIST
Tboil	392.60 ± 2.00	K	NIST
Tboil	Outlier 378.70 ± 4.00	K	NIST
Tc	[590.93; 591.15]	K
Tc	591.00	K	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Tc	590.93	K	Passut and Danner (1973), critical constants and acentric factors Compiled value
Tc	591.15	K	ChemSep v8.3 pure component data Compiled value
Tc	591.00	K	KDB
Tfus	[237.95; 240.00]	K
Tfus	240.00	K	Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus	239.66	K	ChemSep v8.3 pure component data Compiled value
Tfus	239.70	K	KDB
Tfus	239.13 ± 0.20	K	NIST
Tfus	239.61 ± 0.07	K	NIST
Tfus	Outlier 237.95 ± 0.50	K	NIST
Ttriple	[239.66; 239.82]	K
Ttriple	239.82	K	Staveley, Lobo and Calado (1981), triple points Compiled value
Ttriple	239.66	K	ChemSep v8.3 pure component data Compiled value
Ttriple	239.81 ± 0.05	K	NIST
Ttriple	239.81 ± 0.05	K	NIST
Ttriple	239.81 ± 0.05	K	NIST
UQi	4.40		ChemSep v8.3 pure component data Compiled value
URi	5.39		ChemSep v8.3 pure component data Compiled value
Vc	[0.416; 0.450]	m3/kmol
Vc	0.450	m3/kmol	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Vc	0.450	m3/kmol	ChemSep v8.3 pure component data Compiled value
Vc	0.416	m3/kmol	KDB
Zc	[0.2505880; 0.2690000]
Zc	0.2690000		ChemSep v8.3 pure component data Compiled value
Zc	0.2505880		KDB
Zra	0.27		ChemSep v8.3 pure component data Compiled value

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,liquid	[187.40; 210.20]	J/mol×K	[250.00; 300.00]
Cp,liquid	187.40	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
Cp,liquid	191.60	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
Cp,liquid	196.00	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
Cp,liquid	197.40	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
Cp,liquid	200.60	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
Cp,liquid	205.30	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
Cp,liquid	209.30	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
Cp,liquid	209.24	J/mol×K	298.15	NIST
Cp,liquid	210.20	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
ΔfusH	[2.01; 5.98]	kJ/mol	[153.20; 239.80]
ΔfusH	5.98	kJ/mol	153.20	NIST
ΔfusH	2.01	kJ/mol	239.80	NIST
ΔfusH	2.01	kJ/mol	239.80	NIST
ΔvapH	[32.51; 39.60]	kJ/mol	[287.00; 392.70]
ΔvapH	39.60 ± 0.10	kJ/mol	287.00	NIST
ΔvapH	36.60	kJ/mol	354.00	NIST
ΔvapH	32.59	kJ/mol	392.70	KDB
ΔvapH	32.51	kJ/mol	392.70	NIST
n0	1.42662		298.15	KDB
ρl	785.00	kg/m3	289.00	KDB
ΔfusS	[8.37; 39.05]	J/mol×K	[153.20; 239.80]
ΔfusS	39.05	J/mol×K	153.20	NIST
ΔfusS	8.37	J/mol×K	239.80	NIST
γ	0.02	N/m	293.20	KDB

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[112.61; 496.65]	J/mol×K	[200.00; 1500.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is Cp,gas in J/mol×K, T in K
Coefficient A			9.76270e+01
Coefficient B			-8.47070e+02
Coefficient C			7.04424e+00
Coefficient D			-5.37360e-04
Coefficient E			1.40240e-07
Temperature range, min.			200.00
Temperature range, max.			1500.00
Cp,gas	112.61	J/mol×K	200.00	Calculated Property
Cp,gas	180.44	J/mol×K	344.44	Calculated Property
Cp,gas	258.79	J/mol×K	488.89	Calculated Property
Cp,gas	324.11	J/mol×K	633.33	Calculated Property
Cp,gas	374.08	J/mol×K	777.78	Calculated Property
Cp,gas	411.64	J/mol×K	922.22	Calculated Property
Cp,gas	440.20	J/mol×K	1066.67	Calculated Property
Cp,gas	462.57	J/mol×K	1211.11	Calculated Property
Cp,gas	480.86	J/mol×K	1355.56	Calculated Property
Cp,gas	496.65	J/mol×K	1500.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	[183.21; 263.07]	J/mol×K	[239.66; 392.70]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is Cp,liquid in J/mol×K, T in K
Coefficient A			1.08760e+02
Coefficient B			-1.44190e+00
Coefficient C			2.81934e+00
Coefficient D			7.15960e-03
Coefficient E			-3.81480e-06
Temperature range, min.			239.66
Temperature range, max.			392.70
Cp,liquid	183.21	J/mol×K	239.66	Calculated Property
Cp,liquid	190.21	J/mol×K	256.66	Calculated Property
Cp,liquid	197.68	J/mol×K	273.67	Calculated Property
Cp,liquid	205.61	J/mol×K	290.67	Calculated Property
Cp,liquid	214.01	J/mol×K	307.68	Calculated Property
Cp,liquid	222.89	J/mol×K	324.68	Calculated Property
Cp,liquid	232.24	J/mol×K	341.69	Calculated Property
Cp,liquid	242.06	J/mol×K	358.69	Calculated Property
Cp,liquid	252.34	J/mol×K	375.70	Calculated Property
Cp,liquid	263.07	J/mol×K	392.70	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0019903; 0.0001865]	Pa×s	[239.66; 472.92]	ChemSep v8.3 pure component data Compiled value
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K
Coefficient A			-7.70340e+00
Coefficient B			1.04240e+03
Coefficient C			-5.31770e-01
Coefficient D			8.37650e-07
Coefficient E			2.00000e+00
Temperature range, min.			239.66
Temperature range, max.			472.92
η	0.0019903	Pa×s	239.66	Calculated Property
η	0.0012463	Pa×s	265.58	Calculated Property
η	0.0008468	Pa×s	291.50	Calculated Property
η	0.0006124	Pa×s	317.41	Calculated Property
η	0.0004650	Pa×s	343.33	Calculated Property
η	0.0003672	Pa×s	369.25	Calculated Property
η	0.0002992	Pa×s	395.17	Calculated Property
η	0.0002503	Pa×s	421.08	Calculated Property
η	0.0002141	Pa×s	447.00	Calculated Property
η	0.0001865	Pa×s	472.92	Calculated Property

Property	Value	Unit	Temperature (K)	Source
ΔvapH	[41.12; 0.00]	kJ/mol	[239.66; 591.15]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A·(1 − Tr)^(B + C·Tr + D·Tr² + E·Tr³), Tr = T/Tc Y is ΔvapH in kJ/mol, T in K
Coefficient A			7.58150e+01
Coefficient B			2.76640e+00
Coefficient C			-6.02180e+00
Coefficient D			6.15980e+00
Coefficient E			-2.40930e+00
Critical temperature, Tc (K)			5.91150e+02
Temperature range, min.			239.66
Temperature range, max.			591.15
ΔvapH	41.12	kJ/mol	239.66	Calculated Property
ΔvapH	38.96	kJ/mol	278.71	Calculated Property
ΔvapH	36.86	kJ/mol	317.77	Calculated Property
ΔvapH	34.65	kJ/mol	356.82	Calculated Property
ΔvapH	32.22	kJ/mol	395.88	Calculated Property
ΔvapH	29.44	kJ/mol	434.93	Calculated Property
ΔvapH	26.21	kJ/mol	473.99	Calculated Property
ΔvapH	22.29	kJ/mol	513.04	Calculated Property
ΔvapH	16.89	kJ/mol	552.10	Calculated Property
ΔvapH	0.00	kJ/mol	591.15	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[282.96; 421.08]	The Yaws Handbook of Vapor Pressure
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.37664e+01
Coefficient B			-3.13309e+03
Coefficient C			-5.05140e+01
Temperature range, min.			282.96
Temperature range, max.			421.08
Pvap	1.33	kPa	282.96	Calculated Property
Pvap	3.07	kPa	298.31	Calculated Property
Pvap	6.42	kPa	313.65	Calculated Property
Pvap	12.38	kPa	329.00	Calculated Property
Pvap	22.28	kPa	344.35	Calculated Property
Pvap	37.82	kPa	359.69	Calculated Property
Pvap	61.07	kPa	375.04	Calculated Property
Pvap	94.44	kPa	390.39	Calculated Property
Pvap	140.65	kPa	405.73	Calculated Property
Pvap	202.66	kPa	421.08	Calculated Property
Pvap	[0.06; 2938.71]	kPa	[239.66; 591.15]	ChemSep v8.3 pure component data Compiled value
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is Pvap in kPa, T in K
Coefficient A			7.46102e+01
Coefficient B			-6.94250e+03
Coefficient C			-8.90000e+00
Coefficient D			5.49410e-06
Coefficient E			2.00000e+00
Temperature range, min.			239.66
Temperature range, max.			591.15
Pvap	0.06	kPa	239.66	Calculated Property
Pvap	1.02	kPa	278.71	Calculated Property
Pvap	7.70	kPa	317.77	Calculated Property
Pvap	34.67	kPa	356.82	Calculated Property
Pvap	110.22	kPa	395.88	Calculated Property
Pvap	275.36	kPa	434.93	Calculated Property
Pvap	580.00	kPa	473.99	Calculated Property
Pvap	1080.45	kPa	513.04	Calculated Property
Pvap	1840.82	kPa	552.10	Calculated Property
Pvap	2938.71	kPa	591.15	Calculated Property
Pvap	[0.06; 2949.34]	kPa	[239.66; 591.15]	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			7.41338e+01
Coefficient B			-6.91909e+03
Coefficient C			-8.82986e+00
Coefficient D			5.47352e-06
Coefficient E			0.00000e+00
Temperature range, min.			239.66
Temperature range, max.			591.15
Pvap	0.06	kPa	239.66	Calculated Property
Pvap	1.02	kPa	278.71	Calculated Property
Pvap	7.70	kPa	317.77	Calculated Property
Pvap	34.63	kPa	356.82	Calculated Property
Pvap	110.11	kPa	395.88	Calculated Property
Pvap	275.26	kPa	434.93	Calculated Property
Pvap	580.28	kPa	473.99	Calculated Property
Pvap	1082.05	kPa	513.04	Calculated Property
Pvap	1845.50	kPa	552.10	Calculated Property
Pvap	2949.34	kPa	591.15	Calculated Property
Pvap	[6.42; 104.00]	kPa	[313.70; 393.67]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.36478e+01
Coefficient B			-3.04830e+03
Coefficient C			-5.50970e+01
Reference			Forziati, Norris, et al., 1949, 2
Temperature range, min.			313.70
Temperature range, max.			393.67
Pvap	6.42	kPa	313.70	Calculated Property
Pvap	9.50	kPa	322.59	Calculated Property
Pvap	13.71	kPa	331.47	Calculated Property
Pvap	19.33	kPa	340.36	Calculated Property
Pvap	26.70	kPa	349.24	Calculated Property
Pvap	36.18	kPa	358.13	Calculated Property
Pvap	48.18	kPa	367.01	Calculated Property
Pvap	63.16	kPa	375.90	Calculated Property
Pvap	81.59	kPa	384.78	Calculated Property
Pvap	104.00	kPa	393.67	Calculated Property
Pvap	[6.42; 104.00]	kPa	[313.70; 393.67]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.36478e+01
Coefficient B			-3.04830e+03
Coefficient C			-5.50970e+01
Reference			Forziati, Norris, et al., 1949
Temperature range, min.			313.70
Temperature range, max.			393.67
Pvap	6.42	kPa	313.70	Calculated Property
Pvap	9.50	kPa	322.59	Calculated Property
Pvap	13.71	kPa	331.47	Calculated Property
Pvap	19.33	kPa	340.36	Calculated Property
Pvap	26.70	kPa	349.24	Calculated Property
Pvap	36.18	kPa	358.13	Calculated Property
Pvap	48.18	kPa	367.01	Calculated Property
Pvap	63.16	kPa	375.90	Calculated Property
Pvap	81.59	kPa	384.78	Calculated Property
Pvap	104.00	kPa	393.67	Calculated Property

Property	Value	Unit	Temperature (K)	Source
ρl	[823.65; 247.48]	kg/m3	[239.66; 591.15]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A / B^(1 + (1 − T/C)^D) Y is ρl in kg/m3, T in K
Coefficient A			6.17988e+01
Coefficient B			2.49710e-01
Coefficient C			5.91150e+02
Coefficient D			2.75340e-01
Temperature range, min.			239.66
Temperature range, max.			591.15
ρl	823.65	kg/m3	239.66	Calculated Property
ρl	792.65	kg/m3	278.71	Calculated Property
ρl	760.03	kg/m3	317.77	Calculated Property
ρl	725.41	kg/m3	356.82	Calculated Property
ρl	688.20	kg/m3	395.88	Calculated Property
ρl	647.51	kg/m3	434.93	Calculated Property
ρl	601.78	kg/m3	473.99	Calculated Property
ρl	547.86	kg/m3	513.04	Calculated Property
ρl	477.21	kg/m3	552.10	Calculated Property
ρl	247.48	kg/m3	591.15	Calculated Property

Property	Value	Unit	Temperature (K)	Source
γ	[0.03; 1.05e-05]	N/m	[239.66; 586.58]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is γ in N/m, T in K
Coefficient A			-8.06430e-02
Coefficient B			-3.16360e+01
Coefficient C			-1.69410e+00
Coefficient D			-1.78160e-03
Coefficient E			8.00670e-07
Comment			Range stopped where the equation turns negative; ChemSep gives it to 591.15 K.
Temperature range, min.			239.66
Temperature range, max.			586.58
γ	0.03	N/m	239.66	Calculated Property
γ	0.03	N/m	278.21	Calculated Property
γ	0.02	N/m	316.75	Calculated Property
γ	0.02	N/m	355.30	Calculated Property
γ	0.01	N/m	393.85	Calculated Property
γ	0.01	N/m	432.39	Calculated Property
γ	0.01	N/m	470.94	Calculated Property
γ	0.01	N/m	509.49	Calculated Property
γ	0.00	N/m	548.03	Calculated Property
γ	1.05e-05	N/m	586.58	Calculated Property

Property	Value	Unit	Temperature (K)	Source
λgas	[0.01; 0.09]	W/m×K	[239.66; 1000.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A·T^B / (1 + C/T + D/T²) Y is λgas in W/m×K, T in K
Coefficient A			1.07900e-02
Coefficient B			3.94330e-01
Coefficient C			-7.43600e+01
Coefficient D			8.05370e+05
Temperature range, min.			239.66
Temperature range, max.			1000.00
λgas	0.01	W/m×K	239.66	Calculated Property
λgas	0.01	W/m×K	324.14	Calculated Property
λgas	0.02	W/m×K	408.62	Calculated Property
λgas	0.03	W/m×K	493.11	Calculated Property
λgas	0.04	W/m×K	577.59	Calculated Property
λgas	0.05	W/m×K	662.07	Calculated Property
λgas	0.06	W/m×K	746.55	Calculated Property
λgas	0.07	W/m×K	831.04	Calculated Property
λgas	0.08	W/m×K	915.52	Calculated Property
λgas	0.09	W/m×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
λliquid	[0.13; 0.10]	W/m×K	[239.66; 392.70]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is λliquid in W/m×K, T in K
Coefficient A			-5.70110e-03
Coefficient B			-8.05490e+01
Coefficient C			-9.82120e-01
Coefficient D			-3.00940e-03
Coefficient E			4.87330e-07
Temperature range, min.			239.66
Temperature range, max.			392.70
λliquid	0.13	W/m×K	239.66	Calculated Property
λliquid	0.12	W/m×K	256.66	Calculated Property
λliquid	0.12	W/m×K	273.67	Calculated Property
λliquid	0.12	W/m×K	290.67	Calculated Property
λliquid	0.11	W/m×K	307.68	Calculated Property
λliquid	0.11	W/m×K	324.68	Calculated Property
λliquid	0.11	W/m×K	341.69	Calculated Property
λliquid	0.10	W/m×K	358.69	Calculated Property
λliquid	0.10	W/m×K	375.70	Calculated Property
λliquid	0.10	W/m×K	392.70	Calculated Property

Similar Compounds

Find more compounds similar to Cyclohexane, 1,1-dimethyl-.

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.
• ChemSep v8.3 pure component data Converted from ChemSep v8.3 pure component data, H. Kooijman and R. Taylor (2021, 2022), Artistic License 2.0; see how the values differ.
• Crippen Method
• Crippen Method
• 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

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.
Calculated This icon marks a calculated value or equation: a prediction, not a measurement.
Compiled This icon marks a compiled value or equation: taken from a data compilation such as ChemSep, not from an original measurement report.
These property values are available through the Cheméo API. A free account gives you an access key.