Chemical Properties of Diazene, bis(4-methoxyphenyl)-, 1-oxide (CAS 1562-94-3)

InChI

InChI=1S/C14H14N2O3/c1-18-13-7-3-11(4-8-13)15-16(17)12-5-9-14(19-2)10-6-12/h3-10H,1-2H3

InChI Key

KAEZRSFWWCTVNP-UHFFFAOYSA-N

Formula

C14H14N2O3

SMILES

COc1ccc(N=[N+]([O-])c2ccc(OC)cc2)cc1

Molecular Weight¹

258.27

CAS

1562-94-3

Other Names

• Azoxybenzene, 4,4'-dimethoxy-
• p-Azoxyanisole
• p-Azoxydianisole
• p,p'-Azoxyanisole
• p,p'-Azoxydianisole
• 4,4'-Azoxyanisole
• 4,4'-Azoxydianisole
• 4,4'-Dimethoxyazoxybenzene
• Azoxy-bis(4-methoxybenzene)
• p,p'-Dimethoxyazoxybenzene
• PAA
• Diazene, 1,2-bis(4-methoxyphenyl)-, 1-oxide
• NSC 7959

• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• C_p,solid : Solid phase heat capacity (J/mol×K).
• 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_subH° : Enthalpy of sublimation at standard conditions (kJ/mol).
• Δ_vapH : Enthalpy of vaporization at a given temperature (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).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔcH°solid	-7408.60 ± 1.90	kJ/mol	NIST
ΔfH°gas	33.40 ± 4.50	kJ/mol	NIST
ΔfH°solid	-101.40 ± 2.60	kJ/mol	NIST
ΔsubH°	[134.80; 134.80]	kJ/mol
ΔsubH°	134.80 ± 3.70	kJ/mol	NIST
ΔsubH°	134.80 ± 3.70	kJ/mol	NIST
IE	[8.00; 8.06]	eV
IE	8.06	eV	NIST
IE	8.00	eV	NIST
log10WS	-3.64		Crippen Calculated Property
logPoct/wat	3.629		Crippen Calculated Property
McVol	193.870	ml/mol	McGowan Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	569.00	J/mol×K	400.00	NIST
Cp,solid	380.30	J/mol×K	368.00	NIST
ΔfusH	[20.63; 29.30]	kJ/mol	[377.20; 391.70]
ΔfusH	20.63	kJ/mol	377.20	NIST
ΔfusH	29.30	kJ/mol	391.70	NIST
ΔvapH	73.70	kJ/mol	406.50	NIST

Similar Compounds

Find more compounds similar to Diazene, bis(4-methoxyphenyl)-, 1-oxide.

Sources

• Crippen Method
• Crippen Method
• McGowan Method
• NIST Webbook

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