Chemical Properties of Benzoic acid, 4-(1-methylethyl)- (CAS 536-66-3)

InChI

InChI=1S/C10H12O2/c1-7(2)8-3-5-9(6-4-8)10(11)12/h3-7H,1-2H3,(H,11,12)

InChI Key

CKMXAIVXVKGGFM-UHFFFAOYSA-N

Formula

C10H12O2

SMILES

CC(C)c1ccc(C(=O)O)cc1

Molecular Weight¹

164.20

CAS

536-66-3

Other Names

• 4-(1-Methylethyl)benzoic acid
• 4-Isopropylbenzoic acid
• Benzoic acid, p-isopropyl-
• Cumic acid
• Cuminic acid
• p-Isopropylbenzoic acid

• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• 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_fH°_solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_subH° : Enthalpy of sublimation at standard conditions (kJ/mol).
• Δ_subH : Enthalpy of sublimation at a given temperature (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

Property	Value	Unit	Source
ΔcH°solid	-5166.30 ± 1.50	kJ/mol	NIST
ΔfG°	-132.08	kJ/mol	Joback Calculated Property
ΔfH°gas	-382.70 ± 2.00	kJ/mol	NIST
ΔfH°solid	-483.80 ± 2.00	kJ/mol	NIST
ΔfusH°	17.47	kJ/mol	Joback Calculated Property
ΔsubH°	[99.00; 101.10]	kJ/mol
ΔsubH°	101.10 ± 0.30	kJ/mol	NIST
ΔsubH°	101.10	kJ/mol	NIST
ΔsubH°	99.00 ± 0.30	kJ/mol	NIST
ΔvapH°	63.83	kJ/mol	Joback Calculated Property
log10WS	-2.72		Crippen Calculated Property
logPoct/wat	2.508		Crippen Calculated Property
McVol	135.440	ml/mol	McGowan Calculated Property
Pc	3464.28	kPa	Joback Calculated Property
Tboil	605.47	K	Joback Calculated Property
Tc	810.65	K	Joback Calculated Property
Tfus	390.10 ± 2.00	K	NIST
Vc	0.506	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[327.18; 385.64]	J/mol×K	[605.47; 810.65]
Cp,gas	327.18	J/mol×K	605.47	Joback Calculated Property
Cp,gas	338.54	J/mol×K	639.67	Joback Calculated Property
Cp,gas	349.21	J/mol×K	673.86	Joback Calculated Property
Cp,gas	359.23	J/mol×K	708.06	Joback Calculated Property
Cp,gas	368.63	J/mol×K	742.25	Joback Calculated Property
Cp,gas	377.42	J/mol×K	776.45	Joback Calculated Property
Cp,gas	385.64	J/mol×K	810.65	Joback Calculated Property
η	[0.0000831; 0.0058609]	Pa×s	[337.15; 605.47]
η	0.0058609	Pa×s	337.15	Joback Calculated Property
η	0.0019034	Pa×s	381.87	Joback Calculated Property
η	0.0007826	Pa×s	426.59	Joback Calculated Property
η	0.0003809	Pa×s	471.31	Joback Calculated Property
η	0.0002100	Pa×s	516.03	Joback Calculated Property
η	0.0001273	Pa×s	560.75	Joback Calculated Property
η	0.0000831	Pa×s	605.47	Joback Calculated Property
ΔsubH	99.00 ± 0.30	kJ/mol	325.00	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.63]	kPa	[411.00; 577.45]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.50454e+01
Coefficient B			-4.75954e+03
Coefficient C			-8.84900e+01
Temperature range, min.			411.00
Temperature range, max.			577.45
Pvap	1.33	kPa	411.00	Calculated Property
Pvap	2.97	kPa	429.49	Calculated Property
Pvap	6.09	kPa	447.99	Calculated Property
Pvap	11.63	kPa	466.48	Calculated Property
Pvap	20.93	kPa	484.98	Calculated Property
Pvap	35.74	kPa	503.47	Calculated Property
Pvap	58.29	kPa	521.97	Calculated Property
Pvap	91.36	kPa	540.46	Calculated Property
Pvap	138.21	kPa	558.96	Calculated Property
Pvap	202.63	kPa	577.45	Calculated Property

Similar Compounds

Find more compounds similar to Benzoic acid, 4-(1-methylethyl)-.

Sources

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

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