2-Naphthalenesulfonic acid, 5-[2-(2-chlorophenyl)diazenyl]-6-hydroxy-, barium salt (2:1)

CAS Registry Number®

5858-88-8
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CAS Name

2-Naphthalenesulfonic acid, 5-[2-(2-chlorophenyl)diazenyl]-6-hydroxy-, barium salt (2:1)

Molecular Formula

C16H11ClN2O4S.1/2Ba

Cite this Page

2-Naphthalenesulfonic acid, 5-[2-(2-chlorophenyl)diazenyl]-6-hydroxy-, barium salt (2:1).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=5858-88-8 (retrieved 2024-09-20) (CAS RN: 5858-88-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H11ClN2O4S.Ba/c17-13-3-1-2-4-14(13)18-19-16-12-7-6-11(24(21,22)23)9-10(12)5-8-15(16)20;/h1-9,20H,(H,21,22,23);

InChIKey

InChIKey=YMMFDKMYCYDLIR-UHFFFAOYSA-N

SMILES

N(=NC1=C(Cl)C=CC=C1)C=2C3=C(C=C(S(=O)(=O)O)C=C3)C=CC2O.[Ba]

Canonical SMILES

[Ba].O=S(=O)(O)C1=CC=C2C(C=CC(O)=C2N=NC=3C=CC=CC3Cl)=C1

Other Names for this Substance

  • 2-Naphthalenesulfonic acid, 5-[2-(2-chlorophenyl)diazenyl]-6-hydroxy-, barium salt (2:1)
  • C.I. Pigment Orange 19, barium salt (2:1)
  • 2-Naphthalenesulfonic acid, 5-[(2-chlorophenyl)azo]-6-hydroxy-, barium salt (2:1)
  • C.I. 15990
  • C.I. Pigment Orange 19

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