Chemical Properties of 2,7-Naphthalenediol

InChI

InChI=1S/C10H8O2/c11-9-3-1-7-2-4-10(12)6-8(7)5-9/h1-6,11-12H

InChI Key

DFQICHCWIIJABH-UHFFFAOYSA-N

Formula

C10H8O2

SMILES

Oc1ccc2ccc(O)cc2c1

Molecular Weight¹

160.17

Other Names

• 2,7-dihydroxynaphthalene
• C.I. 76645
• CI 76645
• Naphthalene-2,7-Diol
• Naphthalenediol-(2,7)
• naphthalene, 2,7-dihydroxy-

• ω : Acentric Factor.
• 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_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_vapH° : Enthalpy of vaporization at standard conditions (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).
• 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

Cheméo can also estimate Standard Gibbs free energy of formation for this compound, but it falls outside the models' validated range, so it is not shown here. Open the prediction tool to compute it on demand.

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[153.14; 370.77]	J/mol×K	[273.00; 1000.00]	Joback Predicted correlation
Equation			Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K
Coefficient A			-8.93900e+01
Coefficient B			1.18040e+00
Coefficient C			-1.20084e-03
Coefficient D			4.80600e-07
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	153.14	J/mol×K	273.00	Calculated Property
Cp,gas	199.19	J/mol×K	353.78	Calculated Property
Cp,gas	236.23	J/mol×K	434.56	Calculated Property
Cp,gas	265.78	J/mol×K	515.33	Calculated Property
Cp,gas	289.35	J/mol×K	596.11	Calculated Property
Cp,gas	308.46	J/mol×K	676.89	Calculated Property
Cp,gas	324.64	J/mol×K	757.67	Calculated Property
Cp,gas	339.41	J/mol×K	838.44	Calculated Property
Cp,gas	354.28	J/mol×K	919.22	Calculated Property
Cp,gas	370.77	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.0002436; 0.0000081]	Pa×s	[462.65; 627.10]	Joback Predicted correlation
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K
Coefficient A			-2.13178e+01
Coefficient B			6.01346e+03
Coefficient C			0.00000e+00
Coefficient D			0.00000e+00
Coefficient E			0.00000e+00
Comment			Liquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc.
Temperature range, min.			462.65
Temperature range, max.			627.10
η	0.0002436	Pa×s	462.65	Calculated Property
η	0.0001487	Pa×s	480.92	Calculated Property
η	0.0000941	Pa×s	499.19	Calculated Property
η	0.0000615	Pa×s	517.47	Calculated Property
η	0.0000414	Pa×s	535.74	Calculated Property
η	0.0000286	Pa×s	554.01	Calculated Property
η	0.0000202	Pa×s	572.28	Calculated Property
η	0.0000146	Pa×s	590.55	Calculated Property
η	0.0000108	Pa×s	608.83	Calculated Property
η	0.0000081	Pa×s	627.10	Calculated Property

Similar Compounds

Find more compounds similar to 2,7-Naphthalenediol.

Mixtures

• 2,7-Naphthalenediol + Water
• sodium chloride + 2,7-Naphthalenediol + Water
• 2,7-Naphthalenediol + sodium sulphate + Water
• Ethanol + 2,7-Naphthalenediol + Water

Sources

• Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) ChEDL chemicals 1.5.2, from Bradley, J.-C.; Williams, A.; Lang, A. Jean-Claude Bradley Open Melting Point Dataset. Figshare, 2014 (CC0).
• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Solubility of 2,7-Dihydroxynaphthalene in Binary Sodium Chloride + Water, Sodium Sulfate + Water, and Ethanol + Water Solvent Mixtures at Elevated Temperatures
• Joback Method
• McGowan Method
• NIST Webbook

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