Chemical Properties of 7-methyl-2-octanol (CAS 66793-83-7)

InChI

InChI=1S/C9H20O/c1-8(2)6-4-5-7-9(3)10/h8-10H,4-7H2,1-3H3

InChI Key

NOEKZKTXHKNMAQ-UHFFFAOYSA-N

Formula

C9H20O

SMILES

CC(C)CCCCC(C)O

Molecular Weight¹

144.25

CAS

66793-83-7

Other Names

• 2-Octanol, 7-methyl-

• 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°	-116.80	kJ/mol	Joback Calculated Property
ΔfH°gas	-391.88	kJ/mol	Joback Calculated Property
ΔfusH°	16.11	kJ/mol	Joback Calculated Property
ΔvapH°	51.53	kJ/mol	Joback Calculated Property
log10WS	-2.72		Crippen Calculated Property
logPoct/wat	2.584		Crippen Calculated Property
McVol	143.540	ml/mol	McGowan Calculated Property
Pc	2566.29	kPa	Joback Calculated Property
Inp	[1046.00; 1046.00]
Inp	1046.00		NIST
Inp	1046.00		NIST
Tboil	496.62	K	Joback Calculated Property
Tc	661.81	K	Joback Calculated Property
Tfus	222.01	K	Joback Calculated Property
Vc	0.546	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[334.77; 405.56]	J/mol×K	[496.62; 661.81]
Cp,gas	334.77	J/mol×K	496.62	Joback Calculated Property
Cp,gas	347.81	J/mol×K	524.15	Joback Calculated Property
Cp,gas	360.33	J/mol×K	551.68	Joback Calculated Property
Cp,gas	372.35	J/mol×K	579.21	Joback Calculated Property
Cp,gas	383.89	J/mol×K	606.75	Joback Calculated Property
Cp,gas	394.96	J/mol×K	634.28	Joback Calculated Property
Cp,gas	405.56	J/mol×K	661.81	Joback Calculated Property
η	[0.0001337; 0.2091511]	Pa×s	[222.01; 496.62]
η	0.2091511	Pa×s	222.01	Joback Calculated Property
η	0.0215322	Pa×s	267.78	Joback Calculated Property
η	0.0043049	Pa×s	313.55	Joback Calculated Property
η	0.0012970	Pa×s	359.31	Joback Calculated Property
η	0.0005125	Pa×s	405.08	Joback Calculated Property
η	0.0002445	Pa×s	450.85	Joback Calculated Property
η	0.0001337	Pa×s	496.62	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.66]	kPa	[350.20; 494.03]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.51910e+01
Coefficient B			-4.21525e+03
Coefficient C			-6.73620e+01
Temperature range, min.			350.20
Temperature range, max.			494.03
Pvap	1.33	kPa	350.20	Calculated Property
Pvap	2.96	kPa	366.18	Calculated Property
Pvap	6.05	kPa	382.16	Calculated Property
Pvap	11.56	kPa	398.14	Calculated Property
Pvap	20.80	kPa	414.12	Calculated Property
Pvap	35.54	kPa	430.11	Calculated Property
Pvap	58.03	kPa	446.09	Calculated Property
Pvap	91.06	kPa	462.07	Calculated Property
Pvap	137.98	kPa	478.05	Calculated Property
Pvap	202.66	kPa	494.03	Calculated Property

Similar Compounds

Find more compounds similar to 7-methyl-2-octanol.

Sources

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

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