Chemical Properties of Methane, trimethoxy- (CAS 149-73-5)

InChI

InChI=1S/C4H10O3/c1-5-4(6-2)7-3/h4H,1-3H3

InChI Key

PYOKUURKVVELLB-UHFFFAOYSA-N

Formula

C4H10O3

SMILES

COC(OC)OC

Molecular Weight¹

106.12

CAS

149-73-5

Other Names

• Orthoformic acid, trimethyl ester
• Methyl orthoformate
• Orthoformic acid methyl ester
• Trimethoxymethane
• Trimethyl orthoformate
• CH(OCH3)3
• Methylester kyseliny orthomravenci
• Orthomravencan methylnaty
• Trimethylester kyseliny orthomravenci
• Methoxymethylal
• NSC 147479

• Δ_cH°_liquid : Standard liquid 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°_liquid : Liquid 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).
• 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).
• P_c : Critical Pressure (kPa).
• I_np : Non-polar retention indices.
• 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°liquid	-2427.80 ± 2.00	kJ/mol	NIST
ΔfG°	-334.64	kJ/mol	Joback Calculated Property
ΔfH°gas	[-531.90; -531.80]	kJ/mol
ΔfH°gas	-531.80 ± 3.20	kJ/mol	NIST
ΔfH°gas	-531.90 ± 2.60	kJ/mol	NIST
ΔfH°liquid	[-575.30; -568.86]	kJ/mol
ΔfH°liquid	-568.86 ± 0.88	kJ/mol	NIST
ΔfH°liquid	-575.30 ± 2.00	kJ/mol	NIST
ΔfusH°	6.16	kJ/mol	Joback Calculated Property
ΔvapH°	[37.10; 43.40]	kJ/mol
ΔvapH°	38.20	kJ/mol	NIST
ΔvapH°	37.10	kJ/mol	NIST
ΔvapH°	38.10 ± 0.84	kJ/mol	NIST
ΔvapH°	43.40	kJ/mol	NIST
ΔvapH°	38.10 ± 0.80	kJ/mol	NIST
IE	[9.50; 10.24]	eV
IE	9.50	eV	NIST
IE	9.50	eV	NIST
IE	9.50	eV	NIST
IE	10.24 ± 0.07	eV	NIST
log10WS	0.14		Crippen Calculated Property
logPoct/wat	0.209		Crippen Calculated Property
McVol	84.830	ml/mol	McGowan Calculated Property
Pc	3695.46	kPa	Joback Calculated Property
Inp	[654.00; 702.00]
Inp	654.00		NIST
Inp	660.00		NIST
Inp	702.00		NIST
Inp	654.00		NIST
Tboil	[374.70; 377.20]	K
Tboil	374.70	K	NIST
Tboil	377.20	K	NIST
Tc	528.12	K	Joback Calculated Property
Tfus	186.53	K	Joback Calculated Property
Vc	0.307	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[157.20; 198.78]	J/mol×K	[357.74; 528.12]
Cp,gas	157.20	J/mol×K	357.74	Joback Calculated Property
Cp,gas	164.24	J/mol×K	386.14	Joback Calculated Property
Cp,gas	171.26	J/mol×K	414.53	Joback Calculated Property
Cp,gas	178.24	J/mol×K	442.93	Joback Calculated Property
Cp,gas	185.17	J/mol×K	471.33	Joback Calculated Property
Cp,gas	192.02	J/mol×K	499.73	Joback Calculated Property
Cp,gas	198.78	J/mol×K	528.12	Joback Calculated Property
η	[0.0001813; 0.0029807]	Pa×s	[186.53; 357.74]
η	0.0029807	Pa×s	186.53	Joback Calculated Property
η	0.0013716	Pa×s	215.06	Joback Calculated Property
η	0.0007571	Pa×s	243.60	Joback Calculated Property
η	0.0004733	Pa×s	272.13	Joback Calculated Property
η	0.0003235	Pa×s	300.67	Joback Calculated Property
η	0.0002362	Pa×s	329.21	Joback Calculated Property
η	0.0001813	Pa×s	357.74	Joback Calculated Property
ΔvapH	39.00	kJ/mol	315.50	NIST

Similar Compounds

Find more compounds similar to Methane, trimethoxy-.

Sources

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

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