2-Naphthalenesulfonic acid, 7-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:2)

CAS Registry Number®

18886-16-3
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CAS Name

2-Naphthalenesulfonic acid, 7-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:2)

Molecular Formula

C19H12Cl2N6O7S2.2Na

Cite this Page

2-Naphthalenesulfonic acid, 7-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=18886-16-3 (retrieved 2024-09-20) (CAS RN: 18886-16-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C19H12Cl2N6O7S2.2Na/c20-17-23-18(21)25-19(24-17)22-10-5-6-11-9(7-10)8-14(36(32,33)34)15(16(11)28)27-26-12-3-1-2-4-13(12)35(29,30)31;;/h1-8,28H,(H,29,30,31)(H,32,33,34)(H,22,23,24,25);;

InChIKey

InChIKey=NQGAVYRYZOAJLH-UHFFFAOYSA-N

SMILES

OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=C(S(=O)(=O)O)C=CC=C3)C=C(NC=4N=C(Cl)N=C(Cl)N4)C=C2.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C=1C=CC=CC1N=NC=2C(O)=C3C=CC(=CC3=CC2S(=O)(=O)O)NC=4N=C(Cl)N=C(Cl)N4

Other Names for this Substance

  • 2-Naphthalenesulfonic acid, 7-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:2)
  • C.I. Reactive Orange 1, disodium salt
  • 2-Naphthalenesulfonic acid, 7-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[(2-sulfophenyl)azo]-, disodium salt
  • 2-Naphthalenesulfonic acid, 7-[(4,6-dichloro-s-triazin-2-yl)amino]-4-hydroxy-3-[(o-sulfophenyl)azo]-, disodium salt
  • Procion Orange GS

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Deleted or Replaced CAS Registry Numbers

1345690-41-6