2-Naphthalenesulfonic acid, 6-amino-3-[2-[4-[2-(4-aminophenyl)diazenyl]-2-methoxy-5-methylphenyl]diazenyl]-4-hydroxy-, sodium salt (1:1)

CAS Registry Number®

2945-96-2

CAS Name

2-Naphthalenesulfonic acid, 6-amino-3-[2-[4-[2-(4-aminophenyl)diazenyl]-2-methoxy-5-methylphenyl]diazenyl]-4-hydroxy-, sodium salt (1:1)

Molecular Formula

C24H22N6O5S.Na

Cite this Page

2-Naphthalenesulfonic acid, 6-amino-3-[2-[4-[2-(4-aminophenyl)diazenyl]-2-methoxy-5-methylphenyl]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=2945-96-2 (retrieved 2024-12-22) (CAS RN: 2945-96-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C24H22N6O5S.Na/c1-13-9-20(21(35-2)12-19(13)28-27-17-7-5-15(25)6-8-17)29-30-23-22(36(32,33)34)10-14-3-4-16(26)11-18(14)24(23)31;/h3-12,31H,25-26H2,1-2H3,(H,32,33,34);

InChIKey

InChIKey=AFPWARVIYUUDIM-UHFFFAOYSA-N

SMILES

N(=NC1=C(OC)C=C(N=NC2=CC=C(N)C=C2)C(C)=C1)C=3C(S(=O)(=O)O)=CC4=C(C3O)C=C(N)C=C4.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C=1C=C2C=CC(N)=CC2=C(O)C1N=NC3=CC(=C(N=NC4=CC=C(N)C=C4)C=C3OC)C

Other Names for this Substance

  • 2-Naphthalenesulfonic acid, 6-amino-3-[2-[4-[2-(4-aminophenyl)diazenyl]-2-methoxy-5-methylphenyl]diazenyl]-4-hydroxy-, sodium salt (1:1)
  • C.I. Direct Black 17, monosodium salt
  • C.I. Direct Black 17
  • Zambesi Black D
  • 2-Naphthalenesulfonic acid, 6-amino-3-[[4-[(4-aminophenyl)azo]-2-methoxy-5-methylphenyl]azo]-4-hydroxy-, monosodium salt

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Deleted or Replaced CAS Registry Numbers

52229-25-1, 857895-21-7

CAS INSIGHTSTM
Pile of blue, green, and white color of capsule pills with modern design light.