Chemical Properties of Cyclopentane, 1,1-diethyl- (CAS 2721-38-2)

InChI

InChI=1S/C9H18/c1-3-9(4-2)7-5-6-8-9/h3-8H2,1-2H3

InChI Key

DPGQSDLGKGLNHC-UHFFFAOYSA-N

Formula

C9H18

SMILES

CCC1(CC)CCCC1

Molecular Weight¹

126.24

CAS

2721-38-2

Other Names

• 1,1-diethylcyclopentane

• C_p,gas : Ideal gas heat capacity (J/mol×K).
• 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).
• 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

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[256.85; 350.08]	J/mol×K	[420.84; 620.53]
Cp,gas	256.85	J/mol×K	420.84	Joback Calculated Property
Cp,gas	275.03	J/mol×K	454.12	Joback Calculated Property
Cp,gas	292.03	J/mol×K	487.40	Joback Calculated Property
Cp,gas	307.94	J/mol×K	520.68	Joback Calculated Property
Cp,gas	322.85	J/mol×K	553.96	Joback Calculated Property
Cp,gas	336.87	J/mol×K	587.24	Joback Calculated Property
Cp,gas	350.08	J/mol×K	620.53	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.63]	kPa	[309.62; 451.00]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.40837e+01
Coefficient B			-3.40590e+03
Coefficient C			-6.27450e+01
Temperature range, min.			309.62
Temperature range, max.			451.00
Pvap	1.33	kPa	309.62	Calculated Property
Pvap	3.04	kPa	325.33	Calculated Property
Pvap	6.33	kPa	341.04	Calculated Property
Pvap	12.17	kPa	356.75	Calculated Property
Pvap	21.90	kPa	372.46	Calculated Property
Pvap	37.25	kPa	388.16	Calculated Property
Pvap	60.31	kPa	403.87	Calculated Property
Pvap	93.60	kPa	419.58	Calculated Property
Pvap	139.98	kPa	435.29	Calculated Property
Pvap	202.63	kPa	451.00	Calculated Property

Similar Compounds

Find more compounds similar to Cyclopentane, 1,1-diethyl-.

Sources

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

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