Chemical Properties of 3.4-dimethyl-2,5-dioxo-2,5-dihydrothiophene

InChI

InChI=1S/C6H6O2S/c1-3-4(2)6(8)9-5(3)7/h1-2H3

InChI Key

QINKKBMLWVZGGQ-UHFFFAOYSA-N

Formula

C6H6O2S

SMILES

CC1=C(C)C(=O)SC1=O

Molecular Weight¹

142.18

Other Names

• Thiophene, 2,5-dihydro-2,5-dioxo-3,4-dimethyl

• C_p,gas : Ideal gas heat capacity (J/mol×K).
• 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).
• 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

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[208.13; 265.48]	J/mol×K	[549.22; 805.17]
Cp,gas	208.13	J/mol×K	549.22	Joback Calculated Property
Cp,gas	218.89	J/mol×K	591.88	Joback Calculated Property
Cp,gas	229.25	J/mol×K	634.54	Joback Calculated Property
Cp,gas	239.15	J/mol×K	677.19	Joback Calculated Property
Cp,gas	248.53	J/mol×K	719.85	Joback Calculated Property
Cp,gas	257.33	J/mol×K	762.51	Joback Calculated Property
Cp,gas	265.48	J/mol×K	805.17	Joback Calculated Property

Similar Compounds

Find more compounds similar to 3.4-dimethyl-2,5-dioxo-2,5-dihydrothiophene.

Sources

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

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