2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-3-[2-[2-(2-methylphenoxy)phenyl]diazenyl]-, sodium salt (1:2)

CAS Registry Number®

70210-37-6

CAS Name

2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-3-[2-[2-(2-methylphenoxy)phenyl]diazenyl]-, sodium salt (1:2)

Molecular Formula

C30H23N3O9S2.2Na

Cite this Page

2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-3-[2-[2-(2-methylphenoxy)phenyl]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=12234-99-0 (retrieved 2024-11-24) (CAS RN: 70210-37-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C30H23N3O9S2.2Na/c1-18-9-5-7-13-24(18)42-25-14-8-6-12-22(25)32-33-28-26(44(39,40)41)16-20-15-21(43(36,37)38)17-23(27(20)29(28)34)31-30(35)19-10-3-2-4-11-19;;/h2-17,34H,1H3,(H,31,35)(H,36,37,38)(H,39,40,41);;

InChIKey

InChIKey=VRWQNFOXVWZWKQ-UHFFFAOYSA-N

SMILES

N(C(=O)C1=CC=CC=C1)C=2C3=C(C=C(S(=O)(=O)O)C(N=NC4=C(OC5=C(C)C=CC=C5)C=CC=C4)=C3O)C=C(S(=O)(=O)O)C2.[Na]

Canonical SMILES

[Na].O=C(NC1=CC(=CC2=CC(=C(N=NC=3C=CC=CC3OC=4C=CC=CC4C)C(O)=C21)S(=O)(=O)O)S(=O)(=O)O)C=5C=CC=CC5

Other Names for this Substance

  • 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-3-[2-[2-(2-methylphenoxy)phenyl]diazenyl]-, sodium salt (1:2)
  • 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-4-hydroxy-3-[[2-(2-methylphenoxy)phenyl]azo]-, disodium salt
  • C.I. Acid Red 131
  • Erionyl Brilliant Red 3BN
  • Colomill Brilliant Red 3BN

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Deleted or Replaced CAS Registry Numbers

12234-99-0

CAS INSIGHTSTM
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