Chemical Properties of Acetic acid, methoxy- (CAS 625-45-6)

InChI

InChI=1S/C3H6O3/c1-6-2-3(4)5/h2H2,1H3,(H,4,5)

InChI Key

RMIODHQZRUFFFF-UHFFFAOYSA-N

Formula

C3H6O3

SMILES

COCC(=O)O

Molecular Weight¹

90.08

CAS

625-45-6

Other Names

• 2-Methoxyacetic acid
• CH3OCH2COOH
• Methoxyacetic acid
• Methoxyethanoic acid

• ω : Acentric Factor.
• 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).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• 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_boilr : Boiling point at reduced pressure (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 Log10 of Water solubility in mol/l 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.

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[131.42; 163.82]	J/mol×K	[436.17; 630.51]
Cp,gas	131.42	J/mol×K	436.17	Joback Calculated Property
Cp,gas	137.37	J/mol×K	468.56	Joback Calculated Property
Cp,gas	143.10	J/mol×K	500.95	Joback Calculated Property
Cp,gas	148.61	J/mol×K	533.34	Joback Calculated Property
Cp,gas	153.90	J/mol×K	565.73	Joback Calculated Property
Cp,gas	158.97	J/mol×K	598.12	Joback Calculated Property
Cp,gas	163.82	J/mol×K	630.51	Joback Calculated Property
η	[0.0002799; 0.0011825]	Pa×s	[306.40; 436.17]
η	0.0011825	Pa×s	306.40	Joback Calculated Property
η	0.0008592	Pa×s	328.03	Joback Calculated Property
η	0.0006495	Pa×s	349.66	Joback Calculated Property
η	0.0005072	Pa×s	371.28	Joback Calculated Property
η	0.0004071	Pa×s	392.91	Joback Calculated Property
η	0.0003343	Pa×s	414.54	Joback Calculated Property
η	0.0002799	Pa×s	436.17	Joback Calculated Property
ΔvapH	54.50	kJ/mol	401.00	NIST

Pressure Dependent Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 213.48]	kPa	[368.71; 504.35]	The Yaws Handbook of Vapor Pressure
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.57677e+01
Coefficient B			-4.30386e+03
Coefficient C			-9.06830e+01
Temperature range, min.			368.71
Temperature range, max.			504.35
Pvap	1.33	kPa	368.71	Calculated Property
Pvap	2.96	kPa	383.78	Calculated Property
Pvap	6.06	kPa	398.85	Calculated Property
Pvap	11.62	kPa	413.92	Calculated Property
Pvap	21.03	kPa	428.99	Calculated Property
Pvap	36.19	kPa	444.07	Calculated Property
Pvap	59.55	kPa	459.14	Calculated Property
Pvap	94.24	kPa	474.21	Calculated Property
Pvap	144.05	kPa	489.28	Calculated Property
Pvap	213.48	kPa	504.35	Calculated Property

Similar Compounds

Find more compounds similar to Acetic acid, methoxy-.

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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