Chemical Properties of Sulfur dimer (CAS 23550-45-0)

Sulfur dimer

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InChI
InChI=1S/S2/c1-2
InChI Key
MAHNFPMIPQKPPI-UHFFFAOYSA-N
Formula
S2
SMILES
S=S
Molecular Weight1
64.13
CAS
23550-45-0
Other Names
  • sulfur (S2)
  • sulfur molecule (S2)
  • sulfur, diatomic
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Physical Properties

Property Value Unit Source
EA [0.86; 2.50] eV Show Hide
EA 1.67 ± 0.01 eV NIST
EA 1.66 ± 0.04 eV NIST
EA 1.56 ± 0.05 eV NIST
EA 0.86 ± 0.10 eV NIST
EA 2.50 ± 0.80 eV NIST
Δf 120.12 kJ/mol Joback Calculated Property
Δfgas 128.60 ± 0.30 kJ/mol NIST
Δfus 7.38 kJ/mol Joback Calculated Property
Δvap 28.93 kJ/mol Joback Calculated Property
IE [9.30; 10.10] eV Show Hide
IE 9.36 ± 0.00 eV NIST
IE 9.40 eV NIST
IE 9.36 ± 0.00 eV NIST
IE 9.60 ± 0.20 eV NIST
IE 9.50 ± 0.20 eV NIST
IE 9.50 ± 0.30 eV NIST
IE 9.38 ± 0.03 eV NIST
IE 9.36 ± 0.02 eV NIST
IE 9.80 ± 0.30 eV NIST
IE Outlier 10.10 ± 0.30 eV NIST
IE 9.40 ± 0.10 eV NIST
IE 9.38 ± 0.01 eV NIST
IE 9.30 eV NIST
IE 9.80 ± 0.50 eV NIST
IE 9.42 ± 0.10 eV NIST
IE 9.40 ± 0.05 eV NIST
IE 9.32 eV NIST
IE 9.36 ± 0.02 eV NIST
IE 9.55 eV NIST
IE 9.56 eV NIST
log10WS 1.43 Crippen Calculated Property
logPoct/wat -0.005 Crippen Calculated Property
McVol 39.260 ml/mol McGowan Calculated Property
Pc 8324.90 kPa Joback Calculated Property
gas,1 bar 228.17 ± 0.01 J/mol×K NIST
Tboil 335.56 K Joback Calculated Property
Tc 553.36 K Joback Calculated Property
Tfus 191.30 K Joback Calculated Property
Vc 0.126 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [38.70; 41.86] J/mol×K [335.56; 553.36] Show Hide
Cp,gas 38.70 J/mol×K 335.56 Joback Calculated Property
Cp,gas 39.99 J/mol×K 371.86 Joback Calculated Property
Cp,gas 40.91 J/mol×K 408.16 Joback Calculated Property
Cp,gas 41.50 J/mol×K 444.46 Joback Calculated Property
Cp,gas 41.80 J/mol×K 480.76 Joback Calculated Property
Cp,gas 41.86 J/mol×K 517.06 Joback Calculated Property
Cp,gas 41.71 J/mol×K 553.36 Joback Calculated Property

Similar Compounds

Disulfur monoxide. Dioxosilane. Silica, vitreous. Quartz (SiO2). barium peroxide. Chromium oxide. Cyanamide. Difluorohydroxyborane. Borane carbonyl. Ethane, hexabromo-. Dimethyl selenide. Methyl selenocyanate. Disilicon mononitride monoxide. FCH2CH2. Methyl diselenide.

Find more compounds similar to Sulfur dimer.

Sources

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.