Chemical Properties of 2,5-Dihydro-3-methyl-thiophene 1,1-dioxide (CAS 1193-10-8)

2,5-Dihydro-3-methyl-thiophene 1,1-dioxide

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InChI
InChI=1S/C5H8O2S/c1-5-2-3-8(6,7)4-5/h2H,3-4H2,1H3
InChI Key
FAYFWMOSHFCQPG-UHFFFAOYSA-N
Formula
C5H8O2S
SMILES
CC1=CCS(=O)(=O)C1
Molecular Weight1
132.18
CAS
1193-10-8
Other Names
  • 1,3-Butadiene, 2-methyl-, sulfone
  • 2,5-Dihydrothiophene, 1,1-dioxide, 3-methyl-
  • 3-Methyl-2,5-dihydrothiophene 1,1-dioxide
  • 3-Methyl-2,5-dihydrothiophene dioxide
  • 3-Methyl-3-sulfolene
  • 3-Methylsulfolene
  • NSC 15090
  • Thiophene, 2,5-dihydro-3-methyl-, 1,1-dioxide
Sources

Physical Properties

Property Value Unit Source
Δcsolid -3357.40 ± 2.10 kJ/mol NIST
Δf -405.99 kJ/mol Joback Calculated Property
Δfgas -291.60 ± 2.20 kJ/mol NIST
Δfsolid -355.60 ± 2.20 kJ/mol NIST
Δfus 13.31 kJ/mol Joback Calculated Property
Δsub 64.00 kJ/mol NIST
Δvap 45.87 kJ/mol Joback Calculated Property
IE 9.84 eV NIST
logPoct/wat 0.361 Crippen Calculated Property
Pc 5636.27 kPa Joback Calculated Property
Tboil 364.72 K Joback Calculated Property
Tc 552.22 K Joback Calculated Property
Tfus 262.14 K Joback Calculated Property
Vc 0.361 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 156.71 J/mol×K 364.72 Joback Calculated Property

Molecular Descriptors

Joback and Reid Groups
-S- (ring) 1
=CH- (ring) 1
=C< (ring) 1
=O 2
-CH3 1
-CH2- (ring) 2

Similar Compounds

2,5-Dihydrothiophene sulfone. Ethyl n-propyl sulfone. Propane, 1,1'-sulfonylbis-. 3-(Ethylsulphonyl)-1-propene. Butane, 1-(ethylsulfonyl)-. Butane, 1,1'-sulfonylbis-. Diisobutyl sulfone. 3,4-Dimethyl-2,5-dihidrothiophene. 2H-Thiopyran, tetrahydro-, 1,1-dioxide. Thiophene, tetrahydro-, 1,1-dioxide. 2,3-Dihydrothiophene 1,1-dioxide. Ethylsulfonylpropanone. N-propylsulfonyl-2-propanone. Thiophene, tetrahydro-3-methyl-, 1,1-dioxide. 3-methyl-2-oxo-2,5-dihydro-thiophene.

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