Chemical Properties of p,p'-Diaminodiphenyl sulfoxide (CAS 119-59-5)

p,p'-Diaminodiphenyl sulfoxide

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InChI Key
Molecular Weight1
Other Names
  • 4,4'-Diaminodiphenyl sulfoxide
  • 4,4'-Diaminodiphenylsulphoxide
  • 4,4'-Diaminophenyl sulfoxide
  • 4,4'-Sulfinyldianiline
  • Aniline, 4,4'-sulfinyldi-
  • Aniline, p,p'-sulfinyldi-
  • Benzenamine, 4,4'-sulfinylbis-
  • Bis(p-aminophenyl) sulfoxide
  • DDSO
  • Di(p-aminophenyl) sulfoxide
  • Medapsol
  • NSC 6090
  • p,p'-Diaminodiphenyl sulphoxide
  • p,p'-Sulfinyldianiline

Physical Properties

Property Value Unit Source
Δf 170.91 kJ/mol Joback Calculated Property
Δfgas 20.95 kJ/mol Joback Calculated Property
Δfus 32.29 kJ/mol Joback Calculated Property
Δvap 82.19 kJ/mol Joback Calculated Property
logPoct/wat 2.02 Crippen Calculated Property
Pc 4227.54 kPa Joback Calculated Property
Tboil 740.62 K Joback Calculated Property
Tc 1006.77 K Joback Calculated Property
Tfus 505.88 K Joback Calculated Property
Vc 0.64 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 456.49 J/mol×K 740.62 Joback Calculated Property

Molecular Descriptors

Joback and Reid Groups
=C< (ring) 4
-S- 1
-NH2 2
=O 1
=CH- (ring) 8

Similar Compounds

Dapsone. Diphenyl sulfoxide. Benzenamine, 4,4'-thiobis-. Diphenyl sulfone. 4,4'-Ditolyl sulfoxide. Bis(p-chlorophenyl)sulfoxide. 4-Nitrodiphenylsulfone. Benzene, 1,1'-sulfonylbis(4-methyl-). Benzene, 1-methyl-4-(phenylsulfonyl)-. Benzene, 1-fluoro-4-(phenylsulfonyl)-. 4-Bromophenyl sulfone. Di-(p-ethylphenyl)sulfone. Benzonitrile, 4,4'-sulfonyldi. Benzene, 1-nitro-4-(phenylthio)-. Diphenylsulfone, 4-chloro-4'-methyl-.

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