C.I. Acid Orange 5

CAS Registry Number®

554-73-4

CAS Name

C.I. Acid Orange 5

Molecular Formula

C18H15N3O3S.Na

Cite this Page

C.I. Acid Orange 5.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=554-73-4 (retrieved 2024-11-24) (CAS RN: 554-73-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C18H15N3O3S.Na/c22-25(23,24)18-12-10-17(11-13-18)21-20-16-8-6-15(7-9-16)19-14-4-2-1-3-5-14;/h1-13,19H,(H,22,23,24);

InChIKey

InChIKey=CZTPLDCJJBVNOC-UHFFFAOYSA-N

SMILES

N(C1=CC=C(N=NC2=CC=C(S(=O)(=O)O)C=C2)C=C1)C3=CC=CC=C3.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C1=CC=C(N=NC2=CC=C(C=C2)NC=3C=CC=CC3)C=C1

Other Names for this Substance

  • Benzenesulfonic acid, 4-[2-[4-(phenylamino)phenyl]diazenyl]-, sodium salt (1:1)
  • C.I. Acid Orange 5
  • C.I. Acid Orange 5, monosodium salt
  • Benzenesulfonic acid, 4-[[4-(phenylamino)phenyl]azo]-, monosodium salt
  • Benzenesulfonic acid, p-(p-anilinophenylazo)-, sodium salt

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Deleted or Replaced CAS Registry Numbers

1342-34-3

CAS INSIGHTSTM
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