Benzenesulfonic acid, 5-chloro-3-[2-(1,5-dihydroxy-2-naphthalenyl)diazenyl]-2-hydroxy-, sodium salt (1:1)

CAS Registry Number®

3618-60-8
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CAS Name

Benzenesulfonic acid, 5-chloro-3-[2-(1,5-dihydroxy-2-naphthalenyl)diazenyl]-2-hydroxy-, sodium salt (1:1)

Molecular Formula

C16H11ClN2O6S.Na

Cite this Page

Benzenesulfonic acid, 5-chloro-3-[2-(1,5-dihydroxy-2-naphthalenyl)diazenyl]-2-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=3618-60-8 (retrieved 2024-09-20) (CAS RN: 3618-60-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H11ClN2O6S.Na/c17-8-6-12(16(22)14(7-8)26(23,24)25)19-18-11-5-4-9-10(15(11)21)2-1-3-13(9)20;/h1-7,20-22H,(H,23,24,25);

InChIKey

InChIKey=ZLMFFZBEIZANSS-UHFFFAOYSA-N

SMILES

OC=1C2=C(C=CC1N=NC3=C(O)C(S(=O)(=O)O)=CC(Cl)=C3)C(O)=CC=C2.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C=1C=C(Cl)C=C(N=NC=2C=CC=3C(O)=CC=CC3C2O)C1O

Other Names for this Substance

  • Benzenesulfonic acid, 5-chloro-3-[2-(1,5-dihydroxy-2-naphthalenyl)diazenyl]-2-hydroxy-, sodium salt (1:1)
  • C.I. Mordant Black 7, monosodium salt
  • Benzenesulfonic acid, 5-chloro-3-[(1,5-dihydroxy-2-naphthalenyl)azo]-2-hydroxy-, monosodium salt
  • C.I. Mordant Black 7
  • C.I. 16505

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