Chemical Properties of 2H-Pyran, tetrahydro-2-methoxy- (CAS 6581-66-4)

InChI

InChI=1S/C6H12O2/c1-7-6-4-2-3-5-8-6/h6H,2-5H2,1H3

InChI Key

XTDKZSUYCXHXJM-UHFFFAOYSA-N

Formula

C6H12O2

SMILES

COC1CCCCO1

Molecular Weight¹

116.16

CAS

6581-66-4

Other Names

• 2-Methoxytetrahydropyran
• tetrahydro-2-methoxy-2H-pyran

• 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_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).
• 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.
• S°_gas : Molar entropy at standard conditions (J/mol×K).
• 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	-3633.80 ± 1.30	kJ/mol	NIST
ΔfG°	-167.03	kJ/mol	Joback Calculated Property
ΔfH°gas	-377.07	kJ/mol	Joback Calculated Property
ΔfusH°	12.30	kJ/mol	Joback Calculated Property
ΔvapH°	39.30 ± 1.20	kJ/mol	NIST
log10WS	-1.01		Crippen Calculated Property
logPoct/wat	1.159		Crippen Calculated Property
McVol	96.280	ml/mol	McGowan Calculated Property
Pc	3834.03	kPa	Joback Calculated Property
Inp	[870.00; 890.00]
Inp	870.00		NIST
Inp	890.00		NIST
Inp	870.00		NIST
S°gas	367.40	J/mol×K	NIST
Tboil	401.70	K	NIST
Tc	609.91	K	Joback Calculated Property
Tfus	213.56	K	Joback Calculated Property
Vc	0.344	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[187.93; 263.92]	J/mol×K	[405.60; 609.91]
Cp,gas	187.93	J/mol×K	405.60	Joback Calculated Property
Cp,gas	202.04	J/mol×K	439.65	Joback Calculated Property
Cp,gas	215.57	J/mol×K	473.70	Joback Calculated Property
Cp,gas	228.52	J/mol×K	507.75	Joback Calculated Property
Cp,gas	240.90	J/mol×K	541.81	Joback Calculated Property
Cp,gas	252.69	J/mol×K	575.86	Joback Calculated Property
Cp,gas	263.92	J/mol×K	609.91	Joback Calculated Property
η	[0.0002972; 0.0059104]	Pa×s	[213.56; 405.60]
η	0.0059104	Pa×s	213.56	Joback Calculated Property
η	0.0025951	Pa×s	245.57	Joback Calculated Property
η	0.0013776	Pa×s	277.57	Joback Calculated Property
η	0.0008336	Pa×s	309.58	Joback Calculated Property
η	0.0005542	Pa×s	341.59	Joback Calculated Property
η	0.0003952	Pa×s	373.59	Joback Calculated Property
η	0.0002972	Pa×s	405.60	Joback Calculated Property
ΔvapH	42.70	kJ/mol	293.00	NIST

Similar Compounds

Find more compounds similar to 2H-Pyran, tetrahydro-2-methoxy-.

Sources

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

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