Direct Yellow 50

CAS Registry Number®

3214-47-9
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CAS Name

Direct Yellow 50

Molecular Formula

C35H28N6O13S4.4Na

Cite this Page

Direct Yellow 50.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?ref=3214-47-9 (retrieved 2024-05-01) (CAS RN: 3214-47-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C35H28N6O13S4.4Na/c1-19-13-21(9-11-29(19)40-38-23-15-27-25(33(17-23)57(49,50)51)5-3-7-31(27)55(43,44)45)36-35(42)37-22-10-12-30(20(2)14-22)41-39-24-16-28-26(34(18-24)58(52,53)54)6-4-8-32(28)56(46,47)48;;;;/h3-18H,1-2H3,(H2,36,37,42)(H,43,44,45)(H,46,47,48)(H,49,50,51)(H,52,53,54);;;;

InChIKey

InChIKey=LMFARDQIOPUVMK-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C=1C2=C(C(S(=O)(=O)O)=CC=C2)C=C(N=NC3=C(C)C=C(NC(NC4=CC(C)=C(N=NC5=CC6=C(C(S(=O)(=O)O)=C5)C=CC=C6S(=O)(=O)O)C=C4)=O)C=C3)C1.[Na]

Canonical SMILES

[Na].O=C(NC1=CC=C(N=NC=2C=C3C(C=CC=C3S(=O)(=O)O)=C(C2)S(=O)(=O)O)C(=C1)C)NC4=CC=C(N=NC=5C=C6C(C=CC=C6S(=O)(=O)O)=C(C5)S(=O)(=O)O)C(=C4)C

Other Names for this Substance

  • 1,5-Naphthalenedisulfonic acid, 3,3′-[carbonylbis[imino(2-methyl-4,1-phenylene)-2,1-diazenediyl]]bis-, sodium salt (1:4)
  • C.I. Direct Yellow 50, tetrasodium salt
  • C.I. Direct Yellow 50
  • 1,5-Naphthalenedisulfonic acid, 3,3′-[carbonylbis[imino(2-methyl-4,1-phenylene)azo]]bis-, tetrasodium salt
  • Direct Lightfast Yellow K

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Deleted or Replaced CAS Registry Numbers

29684-47-7, 2734910-54-2

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