4-Hydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-1-naphthalenesulfonic acid

CAS Registry Number®

13613-55-3

CAS Name

4-Hydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-1-naphthalenesulfonic acid

Molecular Formula

C20H14N2O7S2

Molecular Mass

458.46

Cite this Page

4-Hydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-1-naphthalenesulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=13613-55-3 (retrieved 2024-11-25) (CAS RN: 13613-55-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C20H14N2O7S2/c23-20-15-8-4-3-7-14(15)19(31(27,28)29)11-17(20)22-21-16-9-10-18(30(24,25)26)13-6-2-1-5-12(13)16/h1-11,23H,(H,24,25,26)(H,27,28,29)

InChIKey

InChIKey=TVWOWDDBXAFQDG-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C=1C2=C(C(N=NC3=C(O)C4=C(C(S(=O)(=O)O)=C3)C=CC=C4)=CC1)C=CC=C2

Canonical SMILES

O=S(=O)(O)C1=CC=C(N=NC=2C=C(C=3C=CC=CC3C2O)S(=O)(=O)O)C=4C=CC=CC41

Other Names for this Substance

  • 1-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-
  • C.I. Acid Red 14, free acid
  • 1-Naphthalenesulfonic acid, 4-hydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-
  • 1-Naphthol-4-sulfonic acid, 2-(4-sulfo-1-naphthylazo)-
  • 4-Hydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-1-naphthalenesulfonic acid

Deleted or Replaced CAS Registry Numbers

23481-41-6

CAS INSIGHTSTM
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