Chemical Properties of Sulfurous acid, dibutyl ester (CAS 626-85-7)

Sulfurous acid, dibutyl ester

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InChI
InChI=1S/C8H18O3S/c1-3-5-7-10-12(9)11-8-6-4-2/h3-8H2,1-2H3
InChI Key
FEYYOXFAQQJEIG-UHFFFAOYSA-N
Formula
C8H18O3S
SMILES
CCCCOS(=O)OCCCC
Molecular Weight1
194.29
CAS
626-85-7
Other Names
  • Butyl sulfite (Bu2SO3)
  • Di-n-butyl sulphite
  • Dibutyl sulfite
  • Dibutyl sulphite
  • Sulphurous acid dibutyl ester
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Physical Properties

Property Value Unit Source
Δcliquid -5629.80 ± 1.90 kJ/mol NIST
Δf -411.23 kJ/mol Joback Calculated Property
Δfgas -625.10 ± 5.00 kJ/mol NIST
Δfliquid -692.90 ± 4.20 kJ/mol NIST
Δfus 26.61 kJ/mol Joback Calculated Property
Δvap 68.00 ± 2.00 kJ/mol NIST
log10WS -1.96 Crippen Calculated Property
logPoct/wat 2.199 Crippen Calculated Property
McVol 157.540 ml/mol McGowan Calculated Property
Pc 2673.54 kPa Joback Calculated Property
Tboil 485.56 K Joback Calculated Property
Tc 658.13 K Joback Calculated Property
Tfus 260.86 K Joback Calculated Property
Vc 0.610 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [349.03; 422.40] J/mol×K [485.56; 658.13] Show Hide
Cp,gas 349.03 J/mol×K 485.56 Joback Calculated Property
Cp,gas 362.31 J/mol×K 514.32 Joback Calculated Property
Cp,gas 375.18 J/mol×K 543.08 Joback Calculated Property
Cp,gas 387.64 J/mol×K 571.84 Joback Calculated Property
Cp,gas 399.67 J/mol×K 600.61 Joback Calculated Property
Cp,gas 411.26 J/mol×K 629.37 Joback Calculated Property
Cp,gas 422.40 J/mol×K 658.13 Joback Calculated Property

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.63] kPa [361.52; 555.12] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.25901e+01
Coefficient B-3.45077e+03
Coefficient C-8.10260e+01
Temperature range, min.361.52
Temperature range, max.555.12
Pvap 1.33 kPa 361.52 Calculated Property
Pvap 3.20 kPa 383.03 Calculated Property
Pvap 6.85 kPa 404.54 Calculated Property
Pvap 13.31 kPa 426.05 Calculated Property
Pvap 23.94 kPa 447.56 Calculated Property
Pvap 40.34 kPa 469.08 Calculated Property
Pvap 64.36 kPa 490.59 Calculated Property
Pvap 98.00 kPa 512.10 Calculated Property
Pvap 143.37 kPa 533.61 Calculated Property
Pvap 202.63 kPa 555.12 Calculated Property

Similar Compounds

Sulphuric acid dibutyl ester. 1,4-Butanediol, cyclic sulphate. Butyl sulfuric acid. Sulfurous acid, dipropyl ester. Pentadecyl sulfuric acid. Undecyl sulfuric acid. Methanesulfonic acid, butyl ester. 1,3,2-Dioxathiane, 2,2-dioxide. Busulfan. Hexadecyl methanesulfonate. Tetradecyl methanesulfonate. Butyl benzenesulfonate. 1-Butanol. Benzenesulfonic acid, 4-methyl-, butyl ester. Peroxide, dibutyl.

Find more compounds similar to Sulfurous acid, dibutyl ester.

Sources

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