Benzenesulfonic acid, 4,5-dichloro-2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)

CAS Registry Number®

5850-81-7

CAS Name

Benzenesulfonic acid, 4,5-dichloro-2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)

Molecular Formula

C16H10Cl2N2O4S.Na

Cite this Page

Benzenesulfonic acid, 4,5-dichloro-2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=5850-81-7 (retrieved 2024-11-22) (CAS RN: 5850-81-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H10Cl2N2O4S.Na/c17-11-7-13(15(8-12(11)18)25(22,23)24)19-20-16-10-4-2-1-3-9(10)5-6-14(16)21;/h1-8,21H,(H,22,23,24);

InChIKey

InChIKey=VYDBUNLGBMNKHW-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

[Na].O=S(=O)(O)C1=CC(Cl)=C(Cl)C=C1N=NC2=C(O)C=CC=3C=CC=CC32

Other Names for this Substance

  • Benzenesulfonic acid, 4,5-dichloro-2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)
  • C.I. Pigment Orange 7, monosodium salt
  • Benzenesulfonic acid, 4,5-dichloro-2-[(2-hydroxy-1-naphthalenyl)azo]-, monosodium salt
  • C.I. 15530
  • Lutetia Red 3J

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CAS INSIGHTSTM
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