Chemical Properties of 1,3,2-Dioxathiolane, 2-oxide (CAS 3741-38-6)

1,3,2-Dioxathiolane, 2-oxide

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InChI Key
Molecular Weight1
Other Names
  • 1,2-Ethylene sulfite
  • Cyclic ethylene sulfite
  • Ethylene glycol, cyclic sulfite
  • Ethylene sulfite
  • Glycol sulfite
  • NSC 3225
  • Sulfurous acid, cyclic ester with ethylene glycol
  • ethylene sulphite

Physical Properties

Property Value Unit Source
EA 0.01 ± 0.00 eV NIST
Δf -372.99 kJ/mol Joback Calculated Property
Δfgas -470.14 kJ/mol Joback Calculated Property
Δfus 17.04 kJ/mol Joback Calculated Property
Δvap 41.35 kJ/mol Joback Calculated Property
IE [10.30; 10.93] eV Show Hide
IE 10.30 ± 0.05 eV NIST
IE 10.30 eV NIST
IE 10.93 eV NIST
IE 10.93 eV NIST
logPoct/wat -0.39 Crippen Calculated Property
Pc 7535.20 kPa Joback Calculated Property
Tboil 356.34 K Joback Calculated Property
Tc 561.40 K Joback Calculated Property
Tfus 266.11 K Joback Calculated Property
Vc 0.21 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 104.54 J/mol×K 356.34 Joback Calculated Property

Molecular Descriptors

Joback and Reid Groups
-O- (ring) 2
=O 1
-CH2- (ring) 2
-S- (ring) 1

Similar Compounds

Sulfurous acid, diethyl ester. Sulfurous acid, dimethyl ester. Sulfurous acid, bis(1-methylethyl) ester. Di-n-propyl sulphite. Sulfuric acid, diethyl ester. Di-n-butyl sulphite. Sulfuric acid, dimethyl ester. 1,3,2-Dioxathiane, 2,2-dioxide. Butyl sulfuric acid. Di-n-butyl sulphate. 1,4-Butanediol, cyclic sulphate. sulfuryl acetate. Undecyl sulfuric acid. Pentadecyl sulfuric acid. Methanesulfonic acid, ethyl ester.

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