Chemical Properties of sulfur (CAS 7704-34-9)

sulfur

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InChI
InChI=1S/S
InChI Key
NINIDFKCEFEMDL-UHFFFAOYSA-N
Formula
S
SMILES
[S]
Molecular Weight1
32.06
CAS
7704-34-9
Other Names
  • Insoluble sulfur
  • Sulfur atom
  • Sulphur
Sources

Physical Properties

Property Value Unit Source
PAff 664.30 kJ/mol NIST
BasG 640.20 kJ/mol NIST
EA [2.02; 2.08] eV Show Hide
EA 2.02 ± 0.00 eV NIST
EA 2.08 ± 0.00 eV NIST
EA 2.07 ± 0.13 eV NIST
EA 2.08 ± 0.00 eV NIST
Δf 87.00 kJ/mol Joback Calculated Property
Δfgas 277.17 ± 0.15 kJ/mol NIST
Δfus 3.25 kJ/mol Joback Calculated Property
Δvap 22.12 kJ/mol Joback Calculated Property
IE [10.30; 11.00] eV Show Hide
IE 10.36 eV NIST
IE 10.36 eV NIST
IE 10.36 eV NIST
IE 10.36 eV NIST
IE 10.40 ± 0.30 eV NIST
IE 10.40 ± 0.30 eV NIST
IE 10.36 eV NIST
IE 10.50 ± 0.30 eV NIST
IE 10.50 eV NIST
IE 10.50 ± 0.30 eV NIST
IE 10.50 ± 0.30 eV NIST
IE 10.30 ± 0.30 eV NIST
IE 10.36 eV NIST
IE Outlier 11.00 ± 0.50 eV NIST
logPoct/wat 0.65 Crippen Calculated Property
Pc 18208.10 ± 18.18 kPa NIST
gas,1 bar 167.83 ± 0.01 J/mol×K NIST
solid,1 bar 32.05 ± 0.05 J/mol×K NIST
Tboil 266.78 K Joback Calculated Property
Tc 1313.00 ± 1.31 K NIST
Tfus 156.90 K Joback Calculated Property
Vc 0.07 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 14.62 J/mol×K 266.78 Joback Calculated Property

Molecular Descriptors

Joback and Reid Groups
-S- 1

Similar Compounds

Glutaric acid, 3-methylpentyl pentadecyl ester. Glutaric acid, nonyl 2,4,6-trichlorophenyl ester. Benzene, 1,2,3-trichloro-4-methoxy-. 6-Chloro-7-sulfamyl-3,4-dihydro-1,2,4-benzothiadiazine-1,1-dioxide. 1-methyl-cis-2-(1-ethenyl)-cyclopropane. Acetone-D6. Benzene, 1,3,5-trichloro-2,4,6-trifluoro-. Sarcosylsarcosine, n-propoxycarbonyl-, heptyl ester. (-)-«beta»-acoradiene. Glutaric acid, monochloride, 2-methoxyphenyl ester. (+-)-3-hydroxybutyric acid, trifluoroacetate. Benzenemethanamine, N-methyl-N-2-propynyl-. 20-Methylcholanthrene. Butane, 1,1'-sulfonylbis-. M-toluidine, n-(p-methoxybenzylidene)-4-(p-methoxyphenylazo)-, hydrogen tetrafluoroborate.

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