Chemical Properties of Cyclopentane, 1,2-dimethyl-, cis- (CAS 1192-18-3)

InChI

InChI=1S/C7H14/c1-6-4-3-5-7(6)2/h6-7H,3-5H2,1-2H3/t6-,7+

InChI Key

RIRARCHMRDHZAR-KNVOCYPGSA-N

Formula

C7H14

SMILES

CC1CCCC1C

Molecular Weight¹

98.19

CAS

1192-18-3

Other Names

• 1,2-Dimethyl- cis-cyclopentane
• 1,2-Dimethylcyclopentane, cis
• 1,CIS-2-DIMETHYLCYCLOPENTANE
• 1-c-2-Dimethylcyclopentane
• CIS-1,2-DIMETHYLCYCLOPENTANE
• c-1,2-Dimethylcyclopentane

• 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).
• 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_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).
• 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.
• 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).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• 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	0.2690		KDB
AP	313.050	K	KDB
ΔcH°liquid	-4590.10 ± 1.30	kJ/mol	NIST
ΔfG°	45.76	kJ/mol	KDB
Δc,grossH	4590.10	kJ/mol	KDB
Δc,netH	4282.031	kJ/mol	KDB
ΔfH°gas	[-129.60; -129.50]	kJ/mol
ΔfH°gas	-129.60	kJ/mol	KDB
ΔfH°gas	-129.50 ± 1.30	kJ/mol	NIST
ΔfH°liquid	-165.40 ± 1.30	kJ/mol	NIST
ΔfusH°	8.89	kJ/mol	Joback Calculated Property
ΔvapH°	[35.80; 35.90]	kJ/mol
ΔvapH°	35.80	kJ/mol	NIST
ΔvapH°	35.90	kJ/mol	NIST
IE	9.92 ± 0.05	eV	NIST
log10WS	-2.16		Crippen Calculated Property
logPoct/wat	2.442		Crippen Calculated Property
McVol	98.630	ml/mol	McGowan Calculated Property
Pc	3440.00	kPa	KDB
Inp	[710.76; 734.00]
Inp	Outlier 711.00		NIST
Inp	719.50		NIST
Inp	723.80		NIST
Inp	718.00		NIST
Inp	722.00		NIST
Inp	726.00		NIST
Inp	720.00		NIST
Inp	724.20		NIST
Inp	721.00		NIST
Inp	722.00		NIST
Inp	724.00		NIST
Inp	719.00		NIST
Inp	721.40		NIST
Inp	723.20		NIST
Inp	725.20		NIST
Inp	717.00		NIST
Inp	718.00		NIST
Inp	720.00		NIST
Inp	722.00		NIST
Inp	724.00		NIST
Inp	726.00		NIST
Inp	722.60		NIST
Inp	723.00		NIST
Inp	721.00		NIST
Inp	721.00		NIST
Inp	720.00		NIST
Inp	720.80		NIST
Inp	724.20		NIST
Inp	729.10		NIST
Inp	730.70		NIST
Inp	723.00		NIST
Inp	724.80		NIST
Inp	724.80		NIST
Inp	Outlier 733.00		NIST
Inp	723.00		NIST
Inp	728.00		NIST
Inp	721.00		NIST
Inp	725.00		NIST
Inp	719.00		NIST
Inp	722.00		NIST
Inp	723.00		NIST
Inp	726.00		NIST
Inp	728.00		NIST
Inp	721.60		NIST
Inp	719.00		NIST
Inp	Outlier 734.00		NIST
Inp	717.00		NIST
Inp	722.00		NIST
Inp	725.00		NIST
Inp	729.00		NIST
Inp	725.00		NIST
Inp	715.00		NIST
Inp	Outlier 732.00		NIST
Inp	716.70		NIST
Inp	720.20		NIST
Inp	714.94		NIST
Inp	722.90		NIST
Inp	719.40		NIST
Inp	Outlier 710.76		NIST
Inp	713.09		NIST
Inp	714.60		NIST
Inp	715.40		NIST
Inp	717.85		NIST
Inp	719.43		NIST
Inp	715.00		NIST
Inp	721.00		NIST
Inp	721.00		NIST
Inp	726.00		NIST
Inp	721.00		NIST
Inp	720.00		NIST
Inp	717.00		NIST
Inp	720.00		NIST
Inp	717.00		NIST
Inp	721.00		NIST
Inp	724.00		NIST
Inp	717.00		NIST
Inp	726.00		NIST
Inp	728.00		NIST
Inp	Outlier 711.00		NIST
Inp	722.00		NIST
S°gas	366.14	J/mol×K	NIST
S°liquid	269.16	J/mol×K	NIST
Tboil	[372.25; 372.80]	K
Tboil	372.70	K	KDB
Tboil	372.70	K	NIST
Tboil	372.80 ± 0.50	K	NIST
Tboil	372.50 ± 0.40	K	NIST
Tboil	372.60 ± 0.40	K	NIST
Tboil	372.40 ± 0.40	K	NIST
Tboil	372.75 ± 0.30	K	NIST
Tboil	372.68 ± 0.02	K	NIST
Tboil	372.25 ± 0.40	K	NIST
Tboil	372.75 ± 0.30	K	NIST
Tboil	372.38 ± 0.30	K	NIST
Tboil	372.45 ± 0.20	K	NIST
Tboil	372.38 ± 0.30	K	NIST
Tboil	372.40 ± 0.50	K	NIST
Tc	564.80	K	KDB
Tfus	[204.00; 327.00]	K
Tfus	219.30	K	KDB
Tfus	205.00 ± 4.00	K	NIST
Tfus	209.00 ± 4.00	K	NIST
Tfus	204.00 ± 4.00	K	NIST
Tfus	219.13 ± 0.20	K	NIST
Tfus	Outlier 327.00 ± 0.06	K	NIST
Tfus	219.13 ± 0.50	K	NIST
Tfus	220.70 ± 2.00	K	NIST
Tfus	220.70 ± 2.00	K	NIST
Tfus	211.00 ± 6.00	K	NIST
Ttriple	[219.43; 219.45]	K
Ttriple	219.45 ± 0.05	K	NIST
Ttriple	219.43 ± 0.06	K	NIST
Ttriple	219.43 ± 0.04	K	NIST
Ttriple	219.43 ± 0.04	K	NIST
Vc	0.368	m3/kmol	KDB
Zc	0.2695720		KDB
Zra	0.27		KDB

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[173.95; 256.86]	J/mol×K	[370.17; 563.52]
T(K) Ideal gas heat capacity (J/mol×K) 180 200 220 240 260 400 450 500 550
Cp,gas	173.95	J/mol×K	370.17	Joback Calculated Property
Cp,gas	189.42	J/mol×K	402.40	Joback Calculated Property
Cp,gas	204.20	J/mol×K	434.62	Joback Calculated Property
Cp,gas	218.32	J/mol×K	466.85	Joback Calculated Property
Cp,gas	231.80	J/mol×K	499.07	Joback Calculated Property
Cp,gas	244.64	J/mol×K	531.30	Joback Calculated Property
Cp,gas	256.86	J/mol×K	563.52	Joback Calculated Property
Cp,liquid	190.66	J/mol×K	302.84	NIST
η	[0.0002650; 0.0017720]	Pa×s	[175.31; 370.17]
T(K) Dynamic viscosity (Pa×s) 5.00e-4 1.00e-3 1.50e-3 200 250 300 350
η	0.0017720	Pa×s	175.31	Joback Calculated Property
η	0.0010080	Pa×s	207.79	Joback Calculated Property
η	0.0006678	Pa×s	240.26	Joback Calculated Property
η	0.0004881	Pa×s	272.74	Joback Calculated Property
η	0.0003813	Pa×s	305.22	Joback Calculated Property
η	0.0003124	Pa×s	337.69	Joback Calculated Property
η	0.0002650	Pa×s	370.17	Joback Calculated Property
ΔfusH	[1.66; 6.65]	kJ/mol	[141.50; 219.40]
ΔfusH	6.65	kJ/mol	141.50	NIST
ΔfusH	1.66	kJ/mol	219.40	NIST
ΔfusH	1.66	kJ/mol	219.40	NIST
ΔvapH	[31.70; 35.50]	kJ/mol	[334.00; 372.70]
ΔvapH	35.50	kJ/mol	334.00	NIST
ΔvapH	35.20	kJ/mol	335.50	NIST
ΔvapH	31.70	kJ/mol	372.70	KDB
n0	1.41963		298.15	KDB
ρl	777.00	kg/m3	289.00	KDB
ΔfusS	[7.55; 47.01]	J/mol×K	[141.50; 219.40]
ΔfusS	47.01	J/mol×K	141.50	NIST
ΔfusS	7.55	J/mol×K	219.40	NIST
γ	0.02	N/m	298.20	KDB

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.67]	kPa	[270.04; 398.18]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.41919e+01
Coefficient B			-3.14938e+03
Coefficient C			-4.35340e+01
Temperature range, min.			270.04
Temperature range, max.			398.18
T(K) Vapor pressure (kPa) 0 50 100 150 200 300 350 400
Pvap	1.33	kPa	270.04	Calculated Property
Pvap	3.03	kPa	284.28	Calculated Property
Pvap	6.30	kPa	298.52	Calculated Property
Pvap	12.11	kPa	312.75	Calculated Property
Pvap	21.79	kPa	326.99	Calculated Property
Pvap	37.07	kPa	341.23	Calculated Property
Pvap	60.07	kPa	355.47	Calculated Property
Pvap	93.34	kPa	369.70	Calculated Property
Pvap	139.79	kPa	383.94	Calculated Property
Pvap	202.67	kPa	398.18	Calculated Property
Pvap	[0.02; 3435.73]	kPa	[219.26; 565.15]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			8.19973e+01
Coefficient B			-6.92394e+03
Coefficient C			-1.01145e+01
Coefficient D			7.80447e-06
Temperature range, min.			219.26
Temperature range, max.			565.15
T(K) Vapor pressure (kPa) 0 500 1000 1500 2000 2500 3000 3500 300 400 500
Pvap	0.02	kPa	219.26	Calculated Property
Pvap	0.60	kPa	257.69	Calculated Property
Pvap	5.70	kPa	296.12	Calculated Property
Pvap	29.41	kPa	334.56	Calculated Property
Pvap	102.12	kPa	372.99	Calculated Property
Pvap	271.40	kPa	411.42	Calculated Property
Pvap	599.71	kPa	449.85	Calculated Property
Pvap	1164.56	kPa	488.29	Calculated Property
Pvap	2064.98	kPa	526.72	Calculated Property
Pvap	3435.73	kPa	565.15	Calculated Property

Similar Compounds

Find more compounds similar to Cyclopentane, 1,2-dimethyl-, cis-.

Sources

• KDB Vapor Pressure Data
• Crippen Method
• Crippen Method
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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