Chemical Properties of Cyclopentane, (1,1-dimethylethyl)- (CAS 3875-52-3)

InChI

InChI=1S/C9H18/c1-9(2,3)8-6-4-5-7-8/h8H,4-7H2,1-3H3

InChI Key

BFWVYBVSRYIDHI-UHFFFAOYSA-N

Formula

C9H18

SMILES

CC(C)(C)C1CCCC1

Molecular Weight¹

126.24

CAS

3875-52-3

Other Names

• tert-Butylcyclopentane

• C_p,gas : Ideal gas 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_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• 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).
• 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
ΔfG°	64.29	kJ/mol	Joback Calculated Property
ΔfH°gas	-177.36	kJ/mol	Joback Calculated Property
ΔfusH°	5.59	kJ/mol	Joback Calculated Property
ΔvapH°	34.59	kJ/mol	Joback Calculated Property
log10WS	-3.00		Crippen Calculated Property
logPoct/wat	3.223		Crippen Calculated Property
McVol	126.810	ml/mol	McGowan Calculated Property
Pc	2820.33	kPa	Joback Calculated Property
Inp	[877.50; 881.30]
Inp	877.50		NIST
Inp	881.30		NIST
Tboil	[417.95; 418.40]	K
Tboil	417.95 ± 0.20	K	NIST
Tboil	418.10 ± 1.00	K	NIST
Tboil	417.99 ± 0.20	K	NIST
Tboil	418.40 ± 1.00	K	NIST
Tc	621.63	K	Joback Calculated Property
Tfus	204.51	K	Joback Calculated Property
Vc	0.469	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[257.50; 357.89]	J/mol×K	[417.37; 621.63]
Cp,gas	257.50	J/mol×K	417.37	Joback Calculated Property
Cp,gas	276.87	J/mol×K	451.41	Joback Calculated Property
Cp,gas	295.12	J/mol×K	485.46	Joback Calculated Property
Cp,gas	312.30	J/mol×K	519.50	Joback Calculated Property
Cp,gas	328.46	J/mol×K	553.54	Joback Calculated Property
Cp,gas	343.64	J/mol×K	587.58	Joback Calculated Property
Cp,gas	357.89	J/mol×K	621.63	Joback Calculated Property
η	[0.0003296; 0.0086296]	Pa×s	[204.51; 417.37]
η	0.0086296	Pa×s	204.51	Joback Calculated Property
η	0.0033494	Pa×s	239.99	Joback Calculated Property
η	0.0016588	Pa×s	275.46	Joback Calculated Property
η	0.0009645	Pa×s	310.94	Joback Calculated Property
η	0.0006266	Pa×s	346.42	Joback Calculated Property
η	0.0004411	Pa×s	381.89	Joback Calculated Property
η	0.0003296	Pa×s	417.37	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.65]	kPa	[303.28; 447.24]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.37426e+01
Coefficient B			-3.25078e+03
Coefficient C			-6.16710e+01
Temperature range, min.			303.28
Temperature range, max.			447.24
Pvap	1.33	kPa	303.28	Calculated Property
Pvap	3.08	kPa	319.28	Calculated Property
Pvap	6.43	kPa	335.27	Calculated Property
Pvap	12.40	kPa	351.27	Calculated Property
Pvap	22.31	kPa	367.26	Calculated Property
Pvap	37.87	kPa	383.26	Calculated Property
Pvap	61.13	kPa	399.25	Calculated Property
Pvap	94.50	kPa	415.25	Calculated Property
Pvap	140.69	kPa	431.24	Calculated Property
Pvap	202.65	kPa	447.24	Calculated Property

Similar Compounds

Find more compounds similar to Cyclopentane, (1,1-dimethylethyl)-.

Sources

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

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