2,7-Naphthalenedisulfonic acid, 3-[2-(4-aminophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)

CAS Registry Number®

1681-60-3

CAS Name

2,7-Naphthalenedisulfonic acid, 3-[2-(4-aminophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)

Molecular Formula

C16H13N3O8S2.2Na

Cite this Page

2,7-Naphthalenedisulfonic acid, 3-[2-(4-aminophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=1681-60-3 (retrieved 2024-11-27) (CAS RN: 1681-60-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H13N3O8S2.2Na/c17-9-1-3-10(4-2-9)18-19-15-13(29(25,26)27)6-8-5-11(28(22,23)24)7-12(20)14(8)16(15)21;;/h1-7,20-21H,17H2,(H,22,23,24)(H,25,26,27);;

InChIKey

InChIKey=NPCPMIUCYOWFOR-UHFFFAOYSA-N

SMILES

OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC=C(N)C=C3)C=C(S(=O)(=O)O)C=C2O.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C=1C=C(O)C2=C(O)C(N=NC3=CC=C(N)C=C3)=C(C=C2C1)S(=O)(=O)O

Other Names for this Substance

  • 2,7-Naphthalenedisulfonic acid, 3-[2-(4-aminophenyl)diazenyl]-4,5-dihydroxy-, sodium salt (1:2)
  • C.I. Acid Violet 3, disodium salt
  • 2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4,5-dihydroxy-, disodium salt
  • C.I. Acid Violet 3
  • C.I. 16580

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CAS INSIGHTSTM
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