(4E)-4-[(2-Hydroxy-1-Naphthyl)Hydrazono]-7-Nitro-3-Oxo-3,4-Dihydro-1-Naphthalenesulfonic Acid

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Properties Simple | Detailed

Formula C20H13N3O7S
IUPAC Name (1e)-1-[(2-hydroxy-1-naphthyl)hydrazono]-6-nitro-4-sulfo-naphthalen-2-one
Molecular Mass 439.398 g·mol−1
Heat of Formation -355.2 ± 16.7 kJ·mol−1
Dipole Moment 5.40 ± 1.08 D
Volume 445.74 Å 3
Surface Area 389.83 Å 2
HOMO Energy -8.76 ± 0.55 eV
LUMO Energy -2.23 ± eV
Point Group Symmetry C1
Synonyms
  • (4e)-4-[(2-hydroxy-1-naphthyl)hydrazono]-3-keto-7-nitro-naphthalene-1-sulfonic acid
  • (4e)-4-[(2-hydroxy-1-naphthyl)hydrazono]-7-nitro-3-oxo-1-naphthalenesulfonic acid
  • (4e)-4-[(2-hydroxy-1-naphthyl)hydrazono]-7-nitro-3-oxo-naphthalene-1-sulfonic acid
  • (4e)-4-[(2-hydroxynaphthalen-1-yl)hydrazinylidene]-7-nitro-3-oxo-naphthalene-1-sulfonic acid
  • (4e)-4-[(2-hydroxynaphthalen-1-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonic acid
  • 1-(2-hydroxy-4-sulfo-6-nitro-1-naphthylazo-2-naphthol
  • 1-naphthalenesulfonic acid, 3-hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-7-nitro-
  • 3-hydroxy-4-((2-hydroxynaphthyl)azo)-7-nitronaphthalene-1-sulphonic acid
  • c.i. mordant black 1, free acid
  • solochrome black as, (free acid)
CAS Number(s)
  • 75790-88-4
InChIKey RJQAEIYLEJDFOK-LSDHQDQOSA-N
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