Chemical Properties of Phenol, 4-(phenylazo)- (CAS 1689-82-3)

InChI

InChI=1S/C12H10N2O/c15-12-8-6-11(7-9-12)14-13-10-4-2-1-3-5-10/h1-9,15H

InChI Key

BEYOBVMPDRKTNR-UHFFFAOYSA-N

Formula

C12H10N2O

SMILES

Oc1ccc(N=Nc2ccccc2)cc1

Molecular Weight¹

198.22

CAS

1689-82-3

Other Names

• 4-(Phenylazo)phenol
• 4-Hydroxyazobenzene
• Atul Brilliant Oil Yellow G
• Brasilazina Oil Yellow O
• C.I. 11800
• C.I. Solvent Yellow 7
• NSC 3177
• Organol Yellow AP
• Phenol, 4-(2-phenyldiazenyl)-
• Phenol, p-(phenylazo)-
• Pirocard Green 491
• Solvent Yellow 7
• Zlut rozpoustedlova 7
• p-(Benzeneazo)phenol
• p-(Phenylazo)phenol
• p-Hydroxyazobenzene

• ω : Acentric Factor.
• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• 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 a given temperature (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

Property	Value	Unit	Source
ω	0.7015		Relay (1.0) Calculated Property
ΔcH°solid	-6314.10	kJ/mol	NIST
ΔfG°	226.29	kJ/mol	Relay (1.0-beta) Calculated Property
ΔfH°gas	247.34	kJ/mol	Relay (1.0) Calculated Property
ΔfH°solid	163.00	kJ/mol	NIST
ΔvapH°	90.23	kJ/mol	Relay (1.0) Calculated Property
IE	8.09	eV	Relay (1.0) Calculated Property
log10WS	-3.94		Aq. Solubility Prediction
logPoct/wat	3.808		Crippen Calculated Property
McVol	153.950	ml/mol	McGowan Calculated Property
Pc	3015.64	kPa	Joback Calculated Property
Tboil	624.50	K	Relay (1.0) Calculated Property
Tc	897.93	K	Relay (1.0) Calculated Property
Tfus	[425.00; 427.65]	K
Tfus	427.65	K	Aq. Solubility Prediction
Tfus	425.00 ± 1.00	K	NIST
Vc	0.557	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
ΔfusH	[32.99; 32.99]	kJ/mol	[425.20; 425.20]
ΔfusH	32.99	kJ/mol	425.20	NIST
ΔfusH	32.99	kJ/mol	425.20	NIST

Similar Compounds

Find more compounds similar to Phenol, 4-(phenylazo)-.

Sources

• Cheméo Relay (1.0)
• Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
• Crippen Method
• Joback Method
• Aqueous Solubility Prediction Method
• McGowan Method
• NIST Webbook

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