2,7-Naphthalenedisulfonic acid, 4-amino-3-[2-[4-[[[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]sulfonyl]amino]phenyl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2)

CAS Registry Number®

157577-99-6

CAS Name

2,7-Naphthalenedisulfonic acid, 4-amino-3-[2-[4-[[[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]sulfonyl]amino]phenyl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2)

Molecular Formula

C34H28N10O9S3.2Na

Cite this Page

2,7-Naphthalenedisulfonic acid, 4-amino-3-[2-[4-[[[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]sulfonyl]amino]phenyl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=157577-99-6 (retrieved 2024-11-23) (CAS RN: 157577-99-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C34H28N10O9S3.2Na/c35-20-6-15-27(26(36)18-20)41-38-23-11-13-25(14-12-23)54(46,47)44-24-9-7-22(8-10-24)40-42-32-28(55(48,49)50)16-19-17-29(56(51,52)53)33(34(45)30(19)31(32)37)43-39-21-4-2-1-3-5-21;;/h1-18,44-45H,35-37H2,(H,48,49,50)(H,51,52,53);;

InChIKey

InChIKey=OVZZRQRHDKGNRW-UHFFFAOYSA-N

SMILES

NC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC=C(NS(=O)(=O)C4=CC=C(N=NC5=C(N)C=C(N)C=C5)C=C4)C=C3)C=C(S(=O)(=O)O)C(N=NC6=CC=CC=C6)=C2O.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C1=CC2=CC(=C(N=NC3=CC=C(C=C3)NS(=O)(=O)C4=CC=C(N=NC5=CC=C(N)C=C5N)C=C4)C(N)=C2C(O)=C1N=NC=6C=CC=CC6)S(=O)(=O)O

Other Names for this Substance

  • 2,7-Naphthalenedisulfonic acid, 4-amino-3-[2-[4-[[[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]sulfonyl]amino]phenyl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2)
  • 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(2,4-diaminophenyl)azo]phenyl]sulfonyl]amino]phenyl]azo]-5-hydroxy-6-(phenylazo)-, disodium salt
  • C.I. 30027
  • C.I. Acid Black 234
  • Acid Black 234

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