Chemical Properties of 1-Naphthylamine-7-sulfonic acid (CAS 119-28-8)

1-Naphthylamine-7-sulfonic acid

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InChI
InChI=1S/C10H9NO3S/c11-10-3-1-2-7-4-5-8(6-9(7)10)15(12,13)14/h1-6H,11H2,(H,12,13,14)
InChI Key
QEZZCWMQXHXAFG-UHFFFAOYSA-N
Formula
C10H9NO3S
SMILES
Nc1cccc2ccc(S(=O)(=O)O)cc12
Molecular Weight1
223.25
CAS
119-28-8
Other Names
  • 1-Amino-7-naphthalenesulfonic acid
  • 1-Amino-7-sulfonaphthalene
  • 1-Aminonaphthalene-7-sulfonic acid
  • 1-Naphthylamine-7-sulfonic acid
  • 1-Naphthylamino-7-sulfonic acid
  • 2-Naphthalenesulfonic acid, 8-amino-
  • 8-Amino-2-naphthalenesulfonic acid
  • 8-Aminonaphthalene-2-sulfonic acid
  • 8-Naphthylamine-2-sulfonic acid
  • 8-aminonaphthalene-2-sulphonic acid
  • C.I. 26135
  • Cleve's theta-acid
  • NSC 4983
  • «alpha»-Naphthylamine 7-sulfonic acid
Sources

Physical Properties

Property Value Unit Source
Δf -305.79 kJ/mol Joback Calculated Property
Δfgas -416.86 kJ/mol Joback Calculated Property
Δfus 32.60 kJ/mol Joback Calculated Property
Δvap 89.05 kJ/mol Joback Calculated Property
logPoct/wat 1.669 Crippen Calculated Property
Pc 5670.27 kPa Joback Calculated Property
Tboil 696.31 K Joback Calculated Property
Tc 915.54 K Joback Calculated Property
Tfus 469.26 K Joback Calculated Property
Vc 0.584 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 384.65 J/mol×K 696.31 Joback Calculated Property

Molecular Descriptors

Joback and Reid Groups
=CH- (ring) 6
-OH (alcohol) 1
-NH2 1
=C< (ring) 4
-S- 1
=O 2

Similar Compounds

1-Naphthylamine-6-sulfonic acid. 4-Amino-1-naphthalene sulfonic acid. 2-Naphthylamine-6-sulfonic acid, sodium salt. 1-Naphthalenesulfonic acid,4-amino-3-hydroxy-. P-(4-amino-1-naphthylazo)benzene sulfonic acid, sodium salt. Benzenesulfonic acid, 4-amino-. 1-Naphthalenesulfonic acid. 2-Naphthylamine-1-sulfonic acid. Sulfanilic acid, n-methyl-, sodium salt. 1-Amino-8-naphthol-3,6-disulfonic acid. Benzenesulfonic acid, p-hydrazino-. P-phenylazobenzene sulfonic acid. 2,2'-Dihydroxyazonaphthalene-4-sulfonic acid, zinc salt. 3,6-Disodium sulfonate, 1,8-dihydroxy naphthalene. Sodium diphenylamine-p-sulfonate.

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