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
Sources

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
logPoct/wat -0.00 Crippen 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 0.13 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 38.70 J/mol×K 335.56 Joback Calculated Property

Molecular Descriptors

Joback and Reid Groups
-S- 2

Similar Compounds

Disulfur monoxide. Silica, vitreous. Dioxosilane. Quartz (SiO2). Calcium silicate. Magnesium silicate. barium peroxide. Difluorohydroxyborane. Hydrous chrome oxide. Chromium oxide. Ethane, 1,1,2-tribromo-. Disilicon mononitride monoxide. Potassium chromate. Kaolin. Zinc chromate.

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