2-Naphthalenesulfonic acid, 7-(acetylamino)-3-[2-[4-(acetylamino)phenyl]diazenyl]-4-hydroxy-, sodium salt (1:1)

CAS Registry Number®

6222-63-5

CAS Name

2-Naphthalenesulfonic acid, 7-(acetylamino)-3-[2-[4-(acetylamino)phenyl]diazenyl]-4-hydroxy-, sodium salt (1:1)

Molecular Formula

C20H18N4O6S.Na

Cite this Page

2-Naphthalenesulfonic acid, 7-(acetylamino)-3-[2-[4-(acetylamino)phenyl]diazenyl]-4-hydroxy-, sodium salt (1:1).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6222-63-5 (retrieved 2024-11-22) (CAS RN: 6222-63-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C20H18N4O6S.Na/c1-11(25)21-14-3-5-15(6-4-14)23-24-19-18(31(28,29)30)10-13-9-16(22-12(2)26)7-8-17(13)20(19)27;/h3-10,27H,1-2H3,(H,21,25)(H,22,26)(H,28,29,30);

InChIKey

InChIKey=MDACQRNOAGAOQK-UHFFFAOYSA-N

SMILES

OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC=C(NC(C)=O)C=C3)C=C(NC(C)=O)C=C2.[Na]

Canonical SMILES

[Na].O=C(NC1=CC=C(N=NC=2C(O)=C3C=CC(=CC3=CC2S(=O)(=O)O)NC(=O)C)C=C1)C

Other Names for this Substance

  • 2-Naphthalenesulfonic acid, 7-(acetylamino)-3-[2-[4-(acetylamino)phenyl]diazenyl]-4-hydroxy-, sodium salt (1:1)
  • C.I. Acid Red 137, monosodium salt
  • 2-Naphthalenesulfonic acid, 7-(acetylamino)-3-[[4-(acetylamino)phenyl]azo]-4-hydroxy-, monosodium salt
  • C.I. 17755
  • Atul Paper Scarlet A

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